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STMicroelectronics Electronic Components Datasheet

ST7282A5 Datasheet

EPROM

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ST7282A5 - ST7282B5
s ST72-Core
s Controller/Driver for max. 20 × 16, 28 × 8
or 32 × 4
s LCD segments (ST7LCD4)
s 56 bytes LCD-RAM
s 864 bytes data RAM
s 512 bytes EEPROM (eep2a)
s 32Kbytes program ROM
s 24 digital I/O (ST7 IO3) with pull up,
interrupt input, analog input, push-pull/
open drain output
s 36 LCD/IO combi pins (ST7 LCIO1) with
pull-up, interrupt input, push-pull, open
drain output, LCD output
s 16 bit reload timer (ST7TIM4)
s Watchdog Timer (ST7 WD2)
s 8 bit synchronous serial I/O (ST7SIO)
s 8 bit A/D Converter (ST7ADC2)
s RDS Demodulator (ST7 RDS BD)
ROM FROM EPROM
PRELIMINARY DATASHEET
s Group & Block Sync Module for RDS (ST7
RDS GB)
s RDS filter (ST7 RDS FI)
s LCD Synchro IN / Out
s System Frequency 8.55 MHz
n
n
Family
ST7
Issuer Ref.
PG-RO
Chrono
97115
7282A5B5
March 26, 1997
Previous Ref
Edition
Target C
Page 1/23


STMicroelectronics Electronic Components Datasheet

ST7282A5 Datasheet

EPROM

No Preview Available !

ST7282A5 - ST7282B5 - ROM FROM EPROM
1 GENERAL DESCRIPTION
Figure 1. Block Diagram
S 1 6/P D 7
S 1 5/P D 6
S 1 4/P D 5
S 1 3/P D 4
S 1 2/P D 3
S 1 1/P D 2
S 1 0/P D 1
S9/PD 0
S8/PF 7
S7/PF 6
S6/PF 5
S5/PF 4
S4/PF 3
S3/PF 2
S2/PF 1
S1/PF 0
B P 1 6 /S 0 /P G 7
BP15/S-1/PG 6
BP14/S-2/PG 5
BP13/S-3/PG 4
BP12/S-4/PG 3
BP11/S-5/PG 2
BP10/S-6/PG 1
BP 9/S -7/PG 0
PORT C
ST 7 IO3
PORT B
ST 7 IO3
EEPR OM 512
W A TCHDOG
ST7 WD2
T IM ER 16 bit
ST 7 T IM 4
AD C
ST 7 ADC 2 SIO
RAM 864
32K R OM
RDS DEMOD.
ST7 RDS BD
LCD RAM
5 6B y te
ST72 CORE
GR P & BLK S YNC
ST7 RDS GB
R D S Filter
ST7 RDS FI
O SCILLAT O R
ST 7 O SCILLATO R
PORT H
ST 7 LCIO
LCD CONTROL
ST7 LC D4
S eg. D rv./Port E
ST 7 LCIO
PA 0/C P 1/A IN
PA 1/C P 2/A IN
PA 2/A IN
PA 3/A IN
PA 4/A IN
PA 5/A IN
PA 6/A IN
PA 7/A IN
RD S CO MP/PE4/S21
VD D
VSS
VPP/T EST
RE SE T
MPX
RD S FIL
RDS REF
O SCIN
O SCO U T/ST OP
8 .55M H z
S 2 2/P E 5
S2 1/P E4 /R D S C OM P
O sc - O ptio n
n
n
n
Family
ST7
Issuer Ref.
PG-RO
Chrono
97115
7282A5B5
March 26, 1997
Previous Ref
Edition
Target C
Page 2/23



Part Number ST7282A5
Description EPROM
Maker STMicroelectronics
Total Page 3 Pages
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ST7282A5 Datasheet PDF





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