參數(shù)資料
型號(hào): SM8212
廠商: Seiko NPC Corporation
英文描述: POCSAG Decoder For Multiframe Pagers
中文描述: POCSAG碼解碼器多幀尋呼機(jī)
文件頁(yè)數(shù): 5/32頁(yè)
文件大?。?/td> 167K
代理商: SM8212
NIPPON PRECISION CIRCUITS-5
SM8212B
AC Characteristics
Rating
TYP
76.8
Parameter
XT clock frequency
XT clock duty cycle
SCK clock pulsewidth
Synbol
f
CYXT
D
XT
t
PWSC
MIN
-250ppm
25
2
5
5
5
5
1
1
3
MAX
+250ppm
75
150
1900
830
415
830
Unit
kHz
%
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
ns
ns
μ
s
ms
Condition
512bps
1200bps
2400bps
SCK clock interval (except WRITE mode)
t
CYSC
SCK clock interval (WRITE mode)
SDI data setup time
SDI data hold time
SDO data setup time
SDO data hold time
ATTN signal setup time
ATTN signal hold time
CLKO clock rise time
CLKO clock fall time
CLKO clock delay time
RSTN pulsewidth
t
CYSC
t
SSDI
t
HSDI
t
SSDO
t
HSDO
t
SATT
t
HATT
t
RCLK
t
FCLK
D
CLKO
t
PWRS
0
0
1
500
500
1
No load
No load
1
(Recommended operating conditions unless otherwise noted)
ATTN
SCK
SDI
1
2
3
32
INPUT
DATA 1
INPUT
DATA 2
INPUT
DATA 3
INPUT
DATA 32
1/ 2*VDD
t
PWSC
t
SSDI
t
HSDI
t
CYSC
t
HATT
Parameter/address set timing
ATTN
SCK
Decoder Mode
SDI
1
2
8
Decoder
Setting1
Decoder
Setting 2
Decoder
Setting 8
1/ 2*VDD
Next Mode
Current Mode
t
CYSC
t
HSDI
t
SSDI
t
PWSC
t
HATT
Auxiliary operating mode set timing
START command : 66 bit time max
Others : 2 bit time max
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