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CY22393-Automotive Datasheet

Three-PLL Serial-Programmable Flash-Programmable Clock Generator

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CY22393 Automotive
Three-PLL Serial-Programmable
Flash-Programmable Clock Generator
Three-PLL Serial-Programmable Flash-Programmable Clock Generator
Features
Three integrated phase-locked loops (PLLs)
Ultra-wide divide counters (8-bit Q, 11-bit P, and 7-bit post
divide)
Improved linear crystal load capacitors
Flash programmability with external programmer
Field-programmable
Low-jitter, high-accuracy outputs
Power management options (Shutdown, OE, Suspend)
Configurable crystal drive strength
Frequency select through three external LVTTL inputs
3.3 V operation
16-pin TSSOP package
CyClocksRT™ software support
AEC-Q100 Qualified
Available in Automotive-A and Automotive-E grade
Advanced Features
Two-wire serial interface for in-system configurability
Configurable output buffer
Digital VCXO
Functional Description
The CY22393 has three PLLs which, when combined with the
reference, allow up to four independent frequencies to be output
on up to six pins. These three PLLs are completely
programmable.
For a complete list of related resources, click here.
Logic Block Diagram – CY22393
XTALIN
XTALOUT
OSC.
XBUF
SHUTDOWN/OE
SCLK
SDAT
S2/SUSPEND
CONFIGURATION
FLASH
PLL1
11-Bit P
8-Bit Q
PLL2
11-Bit P
8-Bit Q
PLL3
11-Bit P
8-Bit Q
4x4
Crosspoint
Switch
Divider
/2, /3, or /4
Divider
7-Bit
Divider
7-Bit
Divider
7-Bit
Divider
7-Bit
CLKE
CLKD
CLKC
CLKB
CLKA
Cypress Semiconductor Corporation • 198 Champion Court
Document Number: 001-73555 Rev. *E
• San Jose, CA 95134-1709 • 408-943-2600
Revised February 1, 2018


Cypress Semiconductor Electronic Components Datasheet

CY22393-Automotive Datasheet

Three-PLL Serial-Programmable Flash-Programmable Clock Generator

No Preview Available !

CY22393 Automotive
Contents
Pin Configuration ............................................................. 3
Pin Definitions .................................................................. 3
Functional Overview ........................................................ 4
Configurable PLLs ....................................................... 4
General-Purpose Inputs .............................................. 4
Crystal Input ................................................................ 4
Crystal Drive Level and Power .................................... 4
Digital VCXO ............................................................... 4
Output Configuration ................................................... 5
Power-Saving Features ............................................... 5
Improving Jitter ............................................................ 5
Power Supply Sequencing .......................................... 5
CyClocksRT Software ...................................................... 5
Device Programming ........................................................ 6
Junction Temperature Limitations .................................. 6
Dynamic Updates ............................................................. 6
Memory Bitmap Definitions ............................................. 6
Clk{A–D}_Div[6:0] ........................................................ 6
ClkE_Div[1:0] ............................................................... 6
Clk*_FS[2:0] ................................................................ 6
Xbuf_OE ...................................................................... 6
PdnEn .......................................................................... 6
Clk*_ACAdj[1:0] ........................................................... 6
Clk*_DCAdj[1:0] .......................................................... 7
PLL*_Q[7:0] ................................................................. 7
PLL*_P[9:0] ................................................................. 7
PLL*_P0 ...................................................................... 7
PLL*_LF[2:0] ............................................................... 7
PLL*_En ...................................................................... 7
DivSel .......................................................................... 7
OscCap[5:0] ................................................................ 7
OscDrv[1:0] ................................................................. 7
Reserved ..................................................................... 7
Serial Programming Bitmaps
– Summary Table 1 ........................................................... 8
Serial Programming Bitmaps
– Summary Table 2 ........................................................... 9
Serial Bus Programming Protocol and Timing ............ 10
Default Startup Condition for the CY22393 ............... 11
Device Address ......................................................... 11
Data Valid .................................................................. 11
Data Frame ............................................................... 11
Acknowledge Pulse ................................................... 12
Write Operations ............................................................. 12
Writing Individual Bytes ............................................. 12
Writing Multiple Bytes ................................................ 12
Read Operations ............................................................. 12
Current Address Read ............................................... 12
Random Read ........................................................... 12
Sequential Read ........................................................ 12
Serial Programming Interface
Timing Specifications .................................................... 13
Electrical Specifications ................................................ 14
Absolute Maximum Conditions .................................. 14
Operating Conditions ................................................. 14
Recommended Crystal Specifications ....................... 14
Electrical Characteristics ........................................... 15
Test Circuit ...................................................................... 15
Switching Characteristics .............................................. 16
Switching Waveforms .................................................... 17
Ordering Information ...................................................... 18
Possible Configurations ............................................. 18
Package Diagram ............................................................ 19
Acronyms ........................................................................ 20
Document Conventions ................................................. 20
Units of Measure ....................................................... 20
Document History Page ................................................. 21
Sales, Solutions, and Legal Information ...................... 22
Worldwide Sales and Design Support ....................... 22
Products .................................................................... 22
PSoC® Solutions ...................................................... 22
Cypress Developer Community ................................. 22
Technical Support ..................................................... 22
Document Number: 001-73555 Rev. *E
Page 2 of 22


Part Number CY22393-Automotive
Description Three-PLL Serial-Programmable Flash-Programmable Clock Generator
Maker Cypress Semiconductor
Total Page 22 Pages
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