MSP3438G Datasheet, PDF (57/84 Pages) Micronas – Multistandard Sound Processor Family

PRELIMINARY DATA SHEET
MSP 3438G
4.6.3.5. I²S-Bus Characteristics
Symbol
V_I2SIL
V_I2SIH
Z_I2SI
I_LEAKI2S
t_I2S1
t_I2S2
f_I2SWS
f_I2SCL
R_I2SCL
t_I2SWS1
t_I2SWS2
t_I2S31
t_I2S32
f_I2S3WS
f_I2S3CL
R_I2S3CL
t_I2S3WS1
t_I2S3WS2
V_I2SOL
V_I2SOH
f_I2SWS
f_I2SCL
t_I2S1/I2S2
t_I2S3
t_I2S4
t_I2S5
t_I2S6
Parameter
Pin Name
Input Low Voltage
Input High Voltage
Input Impedance
I2S_DA_IN1..3
I2S_CL
I2S_WS
I2S_CL3
I2S_WS3
Input Leakage Current
I²S-Data Input Setup Time
before Rising Edge of Clock
I2S_DA_IN1/2
I2S_CL
I²S-Data Input Hold Time
after Falling Edge of Clock
I²S-Word Strobe Input Frequency I2S_WS
I²S-Clock Input Frequency
I2S_CL
I²S-Clock Input Ratio
I²S-Word Strobe Input Setup Time I2S_WS
before Rising Edge of Clock
I2S_CL
I²S-Word Strobe Input Hold Time
after Falling Edge of Clock
I²S3-Data Input Setup Time
before Rising Edge of Clock
I2S_DA_IN3
I2S_CL
I²S3-Data Input Hold Time
after Falling Edge of Clock
I²S3-Word Strobe Input Frequency I2S_WS3
I²S3-Clock Input Frequency
I2S_CL3
I²S3-Clock Input Ratio
I²S3-Word Strobe Input Setup
Time
before Rising Edge of Clock
I2S_WS3
I2S_CL3
I²S3-Word Strobe Input Hold Time
after Falling Edge of Clock
I²S Output Low Voltage
I²S Output High Voltage
I2S_WS
I2S_CL
I2S_DA_OUT
I²S-Word Strobe Output Frequency I2S_WS
I²S-Clock Output Frequency
I2S_CL
I²S-Clock High/Low-Ratio
I²S-Data Setup Time
before Rising Edge of Clock
I2S_CL
I2S_DA_OUT
I²S-Data Hold Time
after Falling Edge of Clock
I²S-Word Strobe Setup Time
before Rising Edge of Clock
I2S_CL
I2S_WS
I²S-Word Strobe Hold Time
after Falling Edge of Clock
Min.
0.5
−1
20
0
0.9
60
0
8
0
5
0.9
8
0
4.0
0.9
200
200
Typ.
Max.
0.2
5
1
Unit
V_SUP2
V_SUP2
pF
µA
ns
ns
48.0
1.536
1.1
kHz
MHz
ns
ns
ns
ns
50
kHz
12.288 MHz
1.1
ns
ns
0.4
48.0
1.536
1.0
1.1
V
V
kHz
MHz
ns
180
ns
ns
180
ns
Test Conditions
0 V < U_INPUT< DVSUP
for details see Fig. 4–24
(synchronous I²S inter-
face)
for details see Fig. 4–25
(asynchronous I²S inter-
face)
I_I2SOL = 1 mA
I_I2SOH = −1 mA
C_L = 30 pF
MICRONAS INTERMETALL
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