83C749 Datasheet, PDF (4/22 Pages) NXP Semiconductors – 80C51 8-bit microcontroller family 2K/64 OTP/ROM, 5 channel 8-bit A/D, PWM, low pin count

Philips Semiconductors
80C51 8-bit microcontroller family
2K/64 OTP/ROM, 5 channel 8-bit A/D, PWM, low pin count
PIN CONFIGURATION
P3.4/A4 ₁
P3.3/A3 2
P3.2/A2/A10 3
P3.1/A1/A9 4
P3.0/A0/A8 5
P0.2/V_PP 6
P0.1/OE–PGM ₇
P0.0/ASEL ⁸
RST 9
PLASTIC
DUAL
IN-LINE
PACKAGE
AND
SHRINK
SMALL
OUTLINE
PACKAGE
X2 10
X1 11
V_SS 12
P1.0/ADC0/D0 13
P1.1/ADC1/D1 14
28 VCC
27 P3.5/A5
26 P3.6/A6
25 P3.7/A7
24 P0.4/PWM OUT
23 P0.3
22 P1.7/T0/D7
21 P1.6/INT1/D6
20 P1.5/INT0/D5
19 AV_CC
18 AV_SS
17 P1.4/ADC4/D4
16 P1.3/ADC3/D3
15 P1.2/ADC2/D2
4 1 26
5
25
PLASTIC
LEADED
CHIP
CARRIER
11
19
12
Pin Function
1 P3.4/A4
2 P3.3/A3
3 P3.2/A2/A10
4 P3.1/A1/A9
5 P3.0/A0/A8
6 P0.2/V_PP
7 P0.1/OE-PGM
8 P0.0/ASEL
9 RST
10 X2
11 X1
12 V_SS
13 P1.0/ADC0/D0
14 P1.1/ADC1/D1
18
Pin Function
15 P1.2/ADC2/D2
16 P1.3/ADC3/D3
17 P1.4/ADC4/D4
18 AV_SS
19 AV_CC
20 P1.5/INT0/D5
21 P1.6/INT1/D6
22 P1.7/T0/D7
23 P0.3
24 P0.4/PWM OUT
25 P3.7/A7
26 P3.6/A6
27 P3.5/A5
28 V_CC
SU00304
Preliminary specification
83C749/87C749
1998 Apr 23
4