W77C58 Datasheet, PDF (69/71 Pages) Winbond – 8 BIT MICROCONTROLLER

Preliminary W77C58
Typical Application Circuits, continued
Expanded External Data Memory and Oscillator
V_CC
V_CC
10 u
OSCILLATOR
8.2 K
31
EA
19 _XTAL1
18 _XTAL2
9 _RST
12 ^INT0
13
14
15
INT1
T0
T1
1
2
3
4
5
6
7
8
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
W77C58
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
39 AD0
38 AD1
37 AD2
36 AD3
35 AD4
34 AD5
33 AD6
32 AD7
P2.0 ^{21 A8}
P2.1 ^{22 A9}
P2.2 ²³ A10
P2.3 ²⁴ A11
P2.4 ²⁵ A12
P2.5 ²⁶ A13
P2.6 ^{27 A14}
P2.7 ²⁸
RD ₁₇
WR ¹⁶
PSEN
29
30
ALE ₁₁
TXD
RXD
10
AD0 3
AD1 4
AD2 7
AD3 8
D0
D1
D2
D3
AD4 13 _D4
AD5 14 _D5
AD6 17 _D6
AD7 18 _D7
GND 1 _OC
11 _G
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
2
5
6
9
12
15
16
19
A0
A1
A2
A3
A4
A5
A6
A7
74F373
A0 10 _A0
A1 9 _A1
A2 8 _A2
A3 7 _A3
A4 6 _A4
A5 5 A5
A6 4 A6
A7 3 A7
A8 25 _A8
A9 24 _A9
A10 21 _A10
A11 23
A12 2
A11
A12
A13 26 _A13
A14 1 _A14
GND ₂₀ CE
22 OE
27 _WR
20256
D0 ¹¹
D1 ¹²
D2 ¹³
D3 ¹⁵
D4
D5
16
17
D6 ¹⁸
D7 ¹⁹
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
PACKAGE DIMENSIONS
40-pin DIP
40
E1
A A²
L
1
S
D
B
e1
B1
Figure B
21
20
E
A1
Base Plane
Seating Plane
a
eA
Symbol
Dimension in inches
Dimension in mm
Min. Nom. Max. Min. Nom. Max.
A
0.210
5.334
A1
0.010
0.254
A2
0.150 0.155 0.160 3.81
3.937 4.064
B
0.016 0.018 0.022 0.406 0.457 0.559
B1
0.048 0.050 0.054 1.219 1.27 1.372
c
0.008 0.010 0.014 0.203 0.254 0.356
D
2.055 2.070
52.20 52.58
E
0.590 0.600 0.610 14.986 15.24 15.494
E1
0.540 0.545 0.550 13.72 13.84 13.97
e1
0.090 0.100 0.110 2.286 2.54 2.794
L
0.120 0.130 0.140 3.048 3.302 3.556
a
0
15
0
15
eA
0.630 0.650 0.670 16.00 16.51 17.01
S
0.090
2.286
Notes:
1. Dimension D Max. & S include mold flash or
c
tie bar burrs.
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 include mold mismatch and
are determined at the mold p.arting line.
4. Dimension B1 does not include dambar
protrusion/intrusion.
5. Controlling dimension: Inches.
6. General appearance spec. should be based on
final visual inspection spec.
- 69 -
Publication Release Date: September 1999
Revision A1