PACE1754 Datasheet, PDF (6/20 Pages) Pyramid Semiconductor Corporation – SINGLE CHIP, 40MHz CMOS PROCESSOR INTERFACE CIRCUIT (PIC)

PACE1754
TERMINAL CONNECTIONS
Case Outlines: Leaded Chip Carrier with unformed leads (Case U) and Leaded Chip Carrier with Gull-
Wing Leads (Case Y)
Terminal
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Terminal
Symbol
GND
SC₀
SC1
TEST ON
RESET
TEST END
TIMER CLK
SC₂
V_CC
IB₀
IB₁
IB₂
IB₃
IB₄
IB₅
IB₆
IB₇
EX RDY ₁
IB₈
IB₉
GND
IB₁₀
IB₁₁
Terminal
Number
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
Terminal
Symbol
IB₁₂
IB₁₃
IB₁₄
IB₁₅
PARITY/IB₁₆
ME PA ER/RAM DIS
Terminal
Number
47
48
49
50
51
52
EX AD ER/SING ERR 53
INTA
54
STRT ROM
55
V_CC
56
GND
57
A₁₅
58
A₁₄
59
A₁₃
60
A₁₂
61
A₁₁
62
A₁₀
63
A₉
64
A₈
65
A₇
66
A₆
67
A₅
68
A₄
Terminal
Symbol
A₃
GND
A₂
A₁/EXT AD₁
A₀/EXT AD₀
SC₄
SC₃
TC
CPU CLK
STRBA
STRBD
STRB EN
EX RDY
RDYD
R/W
GND
M/IO
MEMW
MEMR
IOW
IOR
V_CC
Document # MICRO-5 REV C
Page 6 of 20