Z16C30
Product Specification
6
75
NC
NC
NC
NC
TXACKB
PITACK
R/W
WR
RD
DS
AS
V
CC
V
CC
V
CC
RESET
CS
D/C
A/B
SITACK
WAIT/RDY
TXACKA
NC
NC
NC
NC
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
RXACKB
INTB
IEIB
IEOB
GND
V
CC
AD8
NC
NC
NC
NC
AD9
AD10
AD11
NC
NC
NC
NC
AD12
AD13
AD14
AD15
GND
V
CC
RXREQB
70
65
60
55
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
100-Pin VQFP
NC
NC
NC
NC
TXREQB
RXCB
RXDB
DCDB
TXCB
TXDB
CTSB
GND
GND
GND
CTSA
TXDA
TXCA
DCDA
RXDA
RXCA
TXREQA
NC
NC
NC
NC
5
10
15
20
25
The Z16C30 contains 13 pins per channel for channel I/O, 16 pins for address and data, 12
pins for CPU handshake, and 14 pins for power and ground.
Three separate bus interface types are available for the device. The Bus Configuration
Register (BCR) and external connections to the AD bus control selection of the bus type.
A 16-bit bus is selected by setting BCR bit 2 to a 1. The 8-bit bus is selected by setting
BCR bit 2 to 0 and tying AD15–AD8 to V
SS
.
DS007902-0708
RXACKA
INTA
IEIA
IEOA
GND
V
CC
AD0
NC
NC
NC
NC
AD1
AD2
AD3
NC
NC
NC
NC
AD4
AD5
AD6
AD7
GND
V
CC
RXREQA
Figure 4. 100-Pin VQFP Pin Assignments
PRELIMINARY
Pin Description
ZILOG [ ZILOG, INC. ]
