SM5844 Просмотр технического описания (PDF) - Nippon Precision Circuits
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производитель
SM5844 Datasheet PDF : 26 Pages
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SM5844AF
DC Electrical Characteristics
VDD = 4.75 to 5.5 V, VSS = 0 V, Ta = −20 to 70 °C
Parameter
Current consumption
HIGH-level input voltage2,3
L O W -level input voltage2,3
AC-coupled input voltage2
HIGH-level output voltage4
L OW -level output voltage4
HIGH-level input current2
L O W -level input current2,3
Input leakage current3
Pull-up resistance3
Symbol
ID D
V IH
V IL
VACI
VOH
VOL
II H
IIL
IL H
R IH
Condition
VDD = 5.0 V1
IO H = −1.0 mA
IO L = 1.0 mA
VIN = VDD
V IN = 0 V
VIN = VDD
Rating
Unit
min
typ
max
–
–
80
mA
0.7VDD
–
–
–
0.3VDD
–
VDD − 0.5
–
–
–
–
V
0.3VDD
V
–
V p-p
–
V
0.4
V
–
10
20
µA
–
10
20
µA
–
–
1.0
µA
250
500
1000
kΩ
1. ICKSL = LOW , OCKSL = LOW , fICLK = 13.0 MHz, fO C L K = 13.0 MHz, no output load
2. Pins ICLK and OCLK.
3. Pins DI, BCKI, LRCI, ICKSL, IFM1, IFM2, DMUTE, MCOM, MDT/FSI1, MCK/FSI2, MLEN/DEEM, OW18N, OW20N, IISN, TST1N, TST2N, RSTN,
THRUN, OCKSL and SLAVE.
4. P i n s D O U T, BCKO , LRCO and STATE.
AC Electrical Characteristics
VDD = 4.75 to 5.5 V, VSS = 0 V, Ta = −20 to 70 °C
ICLK input
Condition
Rating
Parameter
Symbol
Unit
ICKSL
System clock
min
typ
max
L OW -level clock
pulsewidth
tC W L
LOW
HIGH
256fsi
384fsi
30
–
10
–
–
ns
–
HIGH-level clock
pulsewidth
tC W H
LOW
HIGH
256fsi
384fsi
30
–
10
–
–
ns
–
Clock pulse cycle
tC Y
LOW
HIGH
256fsi
384fsi
80
–
162
ns
47
–
106
OCLK input
Condition
Rating
Parameter
Symbol
Unit
OCKSL
System clock
min
typ
max
L OW -level clock
pulsewidth
tC W L
LOW
HIGH
256fso
384fso
15
–
10
–
–
ns
–
HIGH-level clock
pulsewidth
tC W H
LOW
HIGH
256fso
384fso
15
–
10
–
–
ns
–
Clock pulse cycle
tC Y
LOW
HIGH
256fso
39
–
200
ns
384fso
26
–
130
ICLK and OCLK timing
ICLK
OCLK
tCWH
tCWL
tCY
>0.7VDD
0.5VDD
<0.3VDD
NIPPON PRECISION CIRCUITS—6
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