83C754 Philips Semiconductors, 83C754 Datasheet - Page 3

• Manufacturer Part Number: 83C754
• Description: 80C51 8-bit microcontroller family 4K/256 OTP/ROM/ DAC/ comparator/ UART/ reference
• Manufacturer: Philips Semiconductors

Philips Semiconductors
BLOCK DIAGRAM
1998 Apr 23
80C51 8-bit microcontroller family
4K/256 OTP/ROM, DAC, comparator, UART, reference
XYDACBIAS
XYSOURCE
DECOUPLE
XYZRAMP
XYDAC
VREG
RST
ZDAC
AV
AV
V
V
CC
SS
X
SS
CC
IN
X1
CONTROL
REGISTER
RAM ADDR
TIMING
REGISTER
OSCILLATOR
AND
ANALOG
B
PD
X2
DAC
RAM
ACC
TMP2
PSW
ALU
P1.0–P1.2
DRIVERS
PORT 1
PORT 1
LATCH
TMP1
3
PCON
PORT AND TIMER BLOCKS
INTERRUPT, SERIAL
TH0
TH1
TL0
TL1
IE
POINTER
DRIVERS
P3.0–P3.7
STACK
PORT 3
PORT 3
LATCH
TCON
EPROM
ROM/
PROGRAM
REGISTER
PROGRAM
ADDRESS
COUNTER
MENTER
INCRE-
BUFFER
83C754/87C754
DPTR
PC
Preliminary specification
SU00666D