MT92303 Zarlink Semiconductor, MT92303 Datasheet - Page 2

• Manufacturer Part Number: MT92303
• Manufacturer: Zarlink Semiconductor

MT92303
Pin Description
2
Pin #
12
11
10
5
6
7
4
3
2
1
9
8
DSTo/D
DSTi/D
C4i/DCL/SCK
F0i/FSC/SC2
RESETB
SYSCLK
GNDD
DATA1
DATA2
VDDD
Name
SCLK
CS
out
in
/SRD
/STD
DSTo/D
DSTi/D
C4i/DCL/SCK
F0i/FSC/SC2
Ground GND for Digital circuitry and PLL
Output Serial data
Power VDD for Digital circuitry and PLL
Type
Input Master clock (2.048, 4.096, 10.24, 20.0, 20.48, 25.0 or 50.0MHz)
Input Active Low reset signal for digital circuitry
Input Serial clock: ST-Bus = 4.096MHz, GCI = 1.536 - 4.096MHz
Input Frame Alignment.
Input Serial data
Input Enables serial microport. Active low
Input Data clock for serial microport
Input Motorola/National mode: input.
I/O
SYSCLK
out
DATA2
DATA1
in
GNDD
VDDD
SCLK
/SRD
/STD
CS
SSI = 0.512 - 4.096MHz
ST-Bus active low pulse, GCI active high pulse, SSI active high
Motorola/National mode: output.
Intel mode: i/o
Intel mode: not used and must be tied to VDD or GND.
1
2
3
4
5
6
7
8
9
10
11
Figure 2 - Pin Description
Serial Microport
PCM Interface
44 PIN MQFP
System
Description
33
32
31
30
29
28
27
26
25
24
23
EAR1P
EAR1N
GNDP1
AUXTONE
VDDA
GNDA
SUB
MIC1P
MIC1N
VREF
MIC0N
Preliminary Information