z85c30 ZiLOG Semiconductor, z85c30 Datasheet - Page 55

• Manufacturer Part Number: z85c30
• Description: Cmos Scc Serial Communications Controller
• Manufacturer: ZiLOG Semiconductor

Table 7. Z85C30 General Timing Table
PS011705-0608
No
1
2
3
4
5
Symbol
TdPC(REQ)
TdPC(W)
TsRXC(PC)
TsRXD(RXCr)
ThRXD(RxCr)
CTS/TRxC,
CTS/TRxC,
CTS/TRxC
CTS/TRxC
CTS/TRxC
Transmit
Receive
Request
External
W/REQ
W/REQ
Output
SYNC
SYNC
PCLK
RTxC
RTxC
RTxC
DCD
Input
Wait
RxD
TxD
Parameter
PCLK to W/REQ Valid
PCLK to Wait Inactive
RxC to PCLK Setup Time
RxD to RxC Setup Time
RxD to /RXC Hold Time
4
Figure 33. Z85C30 General Timing Diagram
8
13
3
10
5
11
22
22
14
18
9
20
16
1
17
1
CMOS SCC Serial Communications Controller
a,b
6
22
15
22
19
1
8.5 MHz
Min
N/A
150
2
7
12
Max
250
0
350
Min
N/A
10 MHz
125
Product Specification
Electrical Characteristics
Max Min
150
250
0
16 MHz
N/A
50
Max
80
180
0
51