參數(shù)資料
型號(hào): SM5907
廠商: Seiko NPC Corporation
英文描述: compression and non compression type shock-proof memory controller
中文描述: 壓縮和非壓縮式防震內(nèi)存控制器
文件頁(yè)數(shù): 7/30頁(yè)
文件大小: 231K
代理商: SM5907
NIPPON PRECISION CIRCUITS-7
SM5906AF
Parameter
Symbol
Rating
Typ
Unit
Condition
Min
75
75
150
50
50
50
50
0
Max
YSCK pulsewidth (HIGH level)
YSCK pulsewidth (LOW level)
YSCK pulse cycle
YSRDATA setup time
YSRDATA hold time
Last YSCK rising edge to YLRCK edge
YLRCK edge to first YSCK rising edge
t
BCWH
t
BCWL
t
BCY
t
DS
t
DH
t
BL
t
LB
ns
ns
ns
ns
ns
ns
ns
4fs
Memory system ON
(MSON=H)
Memory system OFF
(MSON=L)
YLRCK pulse frequency
See note below.
fs
fs
YC2PO setup time
YC2PO hold time
t
ES
t
EH
1
1
μ
s
μ
s
Note. When the memory system is OFF (through mode), the input data rate is synchronized to the system clock input (384fs), so input
data needs to be at 1/384 of this frequency. But, this IC can tolerate a certain amount of jitter. For details, refer to Through-mode
operation.
YSCK
YSRDATA
YLRCK
BCY
t
DS
t
DH
t
BCWH
t
BCWL
t
LB
t
BL
t
0.5V
DD
0.5V
DD
0.5V
DD
t
t
t
t
ES
t
EH
t
ES
t
EH
t
YLRCK
YC2PO
Serial input (YSRDATA, YLRCK, YSCK YC2PO pins)
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