TLC2942
TLC2942 is HIGH-PERFORMANCE DUAL PHASE-LOCKED LOOP BUILDING BLOCK manufactured by Texas Instruments.
TLC2942 HIGH-PERFORMANCE DUAL PHASE-LOCKED LOOP BUILDING BLOCK
SLAS146B
- NOVEMBER 1996
- REVISED JUNE 1997
D Dual TLC2932 by Multichip Module (MCM)
DB PACKAGE
Technology
(TOP VIEW)
D Voltage-Controlled Oscillator (VCO)
Section:
- plete Oscillator Using Only One
External Bias Resistor (RBIAS)
- Remended Lock Frequency Range:
22 MHz to 50 MHz (VDD = 5 V ±5%, TA =
- 20°C to 75°C, ×1 Output) 11 MHz to 25 MHz (VDD = 5 V ±5%, TA =
- 20°C to 75°C, ×1/2 Output)
- Output Frequency . . . ×1 and ×1/2
Selectable
LOGIC VDD1 1 SELECT1 2
VCO OUT1 3 FIN- A1 4 FIN- B1 5
PFD OUT1 6 LOGIC GND1 7
GND 8 NC 9
NC 10
38 VCO VDD1 37 BIAS1 36 VCOIN1 35 VCO GND1 34 VCOINHIBIT1 33 PFD INHIBIT1 32 NC 31 GND 30 NC 29 NC
D Includes a High-Speed Edge-Triggered
Phase Frequency Detector (PFD) With
Internal Charge Pump
D Independent VCO, PFD Power-Down Mode
NC 11 GND 12 LOGIC VDD2 13 SELECT2 14 VCO OUT2 15
28 NC 27 GND 26 VCO VDD2 25 BIAS2 24 VCOIN2...
