SM5921A
ABSOLUTE MAXIMUM RATINGS
V
= 0V, VDD pin voltage = V
DD
SS
Parameter
Symbol
Conditions
Rating
Unit
V
Supply voltage
Input voltage
V
−0.3 to 4.6
−0.3 to 5.5
DD
V
V
I
Output voltage
Storage temperature
Power dissipation
V
−0.3 to V + 0.3
DD
V
O
T
−55 to 125
°C
mW
STG
P
120
W
Note. Supply ratings apply both when switching power ON or OFF.
RECOMMENDED OPERATING CONDITIONS
V
= 0V, VDD pin voltage = V
DD
SS
Rating
typ
Parameter
Symbol
Conditions
Unit
min
3.0
max
3.6
85
Supply voltage
V
3.3
V
DD
Operating temperature
T
−40
25
°C
OPR
ELECTRICAL CHARACTERISTICS
DC Characteristics
V
= 0V, V = 3.0 to 3.6V, Ta = −40 to 85°C
SS
DD
Rating
Parameter
Pins
Symbol
Conditions
Unit
mA
V
min
typ
max
30
Current consumption
Input voltage
VDD
I
(*A)
18
DD
V
2.0
0
V
DD
IH
(*1) (*2)
(*3) (*5)
V
0.8
IL
V
I
= −2.0mA
V
− 0.4
V
DD
OH
OH
DD
Output voltage
(*4) (*5)
(*1) (*5)
(*2)
V
V
I
= 2.0mA
0
0.4
OL
OL
I
V
V
V
V
V
V
= V
−1.0
−1.0
−1.0
−90.0
12.5
−1.0
1.0
1.0
LH
IN
IN
IN
IN
IN
IN
DD
Input leakage current
µA
I
= 0V
LL
I
= V
1.0
IH1
DD
I
= 0V
−33.0
−12.5
90.0
1.0
IL1
Input current
µA
I
= V
33.0
IH2
DD
(*3)
I
= 0V
IL2
(*A) All output pins no load, system clock frequency f
Note. See “Pin Classification” below for description of pins.
= 12.288MHz, input sampling frequency fs = 192kHz, supply voltage V = 3.6V
DD
BCKI
Pin classification
Symbol
(*1)
Pin type
Inputs
Pin name
WCKI, BCKI, DIA, DIB, DIC, DID, XCS, SCLK, SI
DMUTEN, WPOLN, RSTN
(*2)
Inputs
(*3)
Inputs
OEN, TEST, TEST2, TEST3
DOA, DOB, DOC, DOD, RASN, CASN, CSN, A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, BA, WEN,
CLKO, CKE, DQM, SIO
(*4)
(*5)
Outputs
Input/Outputs
DQ0, DQ1, DQ2, DQ3, DQ4, DQ5, DQ6, DQ7, DQ8, DQ9, DQ10, DQ11, DQ12, DQ13, DQ14, DQ15
SEIKO NPC CORPORATION —4