DATA SHEET
MSP 34x0G
4.2. Pin Connections and Short Descriptions
NC = not connected; leave vacant
LV = if not used, leave vacant
OBL = obligatory; connect as described in circuit diagram
DVSS: if not used, connect to DVSS
AHVSS: connect to AHVSS
Pin No.
Pin Name
Type
Connection
(if not used)
Short Description
PMQFP PMQFP PSDIP
PSDIP
52-1/-2
80-11
64-2
64-1
1
64
8
−
NC
LV
Not connected
I2C clock
2
1
9
7
I2C_CL
I2C_DA
I2S_CL
I2S_WS
I2S_DA_OUT
I2S_DA_IN1
ADR_DA
ADR_WS
ADR_CL
DVSUP
DVSUP
DVSUP
DVSS
IN/OUT OBL
IN/OUT OBL
IN/OUT LV
IN/OUT LV
3
2
10
11
12
13
14
15
16
17
−
8
I2C data
4
3
9
I2S clock
5
4
10
11
12
13
14
15
−
I2S word strobe
I2S data output
I2S1 data input
ADR data output
ADR word strobe
ADR clock
6
5
OUT
IN
LV
7
6
LV
8
7
OUT
OUT
OUT
LV
9
8
LV
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
9
LV
−
OBL
OBL
OBL
OBL
OBL
OBL
LV
Digital power supply 5 V
Digital power supply 5 V
Digital power supply 5 V
Digital ground
−
−
−
10
−
18
−
16
−
−
−
−
DVSS
Digital ground
11
12
13
14
15
16
−
19
20
21
22
23
24
−
17
18
19
−
DVSS
Digital ground
I2S_DA_IN2
NC
IN
IN
I2S2-data input
Not connected
Not connected
Not connected
Power-on-reset
Not connected
Not connected
Headphone out, right
Headphone out, left
Reference ground 2
Loudspeaker out, right
LV
NC
LV
−
NC
LV
20
−
RESETQ
NC
OBL
LV
−
−
−
NC
LV
17
18
19
20
25
26
27
28
21
22
23
24
DACA_R
DACA_L
VREF2
DACM_R
OUT
OUT
LV
LV
OBL
LV
OUT
Micronas
May 27, 2003; 6251-476-1DS
51
MICRONAS [ MICRONAS ]
