Motorola 8900 - Blackberry Curve Cell Phone OEM Car Charger Developer's Manual page 76

Application Interface Specifications
Signal
Pin # Name Description I/O
GPIO:
GPIO1 General pur-
28
pose I/O
GPIO2 General pur-
30
pose I/O
GPIO3 General pur-
32
pose I/O
GPIO4 General pur-
34
pose I/O
GPIO5 General pur-
36
pose I/O
GPIO6 General pur-
38
pose I/O
GPIO7 General pur-
40
pose I/O
GPIO8 General pur-
42
pose I/O
Audio:
SPKR_N Speaker
67
inverted -
Hands free
SPKR_P Speaker -
69
Hands free
ALRT_N Alert speaker
63
inverted
ALRT_P Alert speaker
65
MIC Microphone
61
input
AGND Audio ground
59
HDST_ Headset
57
MIC microphone
input
HDST_ Headset
55
INT_N detect inter-
rupt
52
Table 3-3: Interface Specifications (Cont.)
Active Internal
H/L PU/PD Parameter Conditions
I/O 22K PU
I/O 22K PU
V
I/O 22K PU
V
I/O 22K PU
I/O 22K PU
V
I/O 22K PU
V
I/O 22K PU
I/O 22K PU
O R
O
VAC
O R
VAC
O
I R
VAC
I R
V
I L 100K V
PU
V
C24 Module Hardware Description
IH
IL
OH
I < 150 uA
OUT
OL
L
Single ended,
PP
no load
L
Single ended,
PP
no load
IN
PP
IN
PP
IH
IL
Level
Min Typ Max Units
2.4 2.8 3.0
0 0.15
V
2.0 2.8
0
0.3
32 Ω
2.75 V
8 Ω
2.75 V
10K Ω
2.5 V
10K Ω
2.5 V
2.0 2.8 3.0
V
0 0.3
December 15, 2008