参数资料
型号: MT8952BPR
厂商: ZARLINK SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 1 CHANNEL(S), 2.5M bps, SERIAL COMM CONTROLLER, PQCC28
封装: PLASTIC, MS-018AB, LCC-28
文件页数: 20/32页
文件大小: 602K
代理商: MT8952BPR
MT8952B
Data Sheet
27
Zarlink Semiconductor Inc.
Figure 23 - Serial Port Inputs and Outputs in External Timing Mode
Note: The frequency of the clock input (CKi) should be at the output bit rate in the External Timing Mode.
Figure 24 - ST-BUS Format
AC Electrical Characteristics - Serial Port in Internal Timing Mode - (Figure 25)
Voltages are with respect to ground (VSS) unless otherwise stated.
Characteristics
Sym.
Min.
Typ.
Max.
Units
Test Conditions
1
Frame Pulse (F0i) width
tF0iW
50
ns
2
Frame Pulse (F0i) setup time
tF0iS
30
ns
See note 3.
3
Frame Pulse (F0i) hold time
tF0iH
20
ns
See note 3.
4
CDSTo delay from clock input
tSToZL
tSToZH
125
ns
Test load circuit 1 (Fig. 26)
5
CDSTi setup time
tSTiS
20
ns
CKi
TxCEN/
RxCEN
CDSTi
CDSTo
VALID DATA
tCEX
tT
tCENS
tCENH
tSTiS
tSTiH
tSToZL
tSToZH
tSToHZ
tSToLZ
HIGH
IMPEDANCE
HIGH IMPEDANCE
Channel
0
Channel
1
Channel
2
Bit 7Bit 6Bit 5Bit 4Bit 3
Bit 2Bit 1Bit 0
125
sec
Channel
31
Channel
30
Channel
31
Channel
0
Channel
29
F0i
ST-BUS
Least
Significant
Bit
Most
Significant
Bit
3.9
sec
(D0 on the Data
Bus)
(D7 on the Data
Bus)
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