Motorola 8900 User Manual - Page 74

Table 3-3, Interface Specifications Cont., Signal, Description, Active, Internal, PU/PD, Parameter

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Application Interface Specifications Table 3-3: Interface Specifications (Cont.) Level Signal Active Internal Pin # Name Description I/O H/L PU/PD Parameter Conditions Min Typ Max Units UART2: 31 TXD2_N UART2 TXD I L 29 RXD2_N UART2 RXD O L 33 RTS2_N UART2 RTS I L 35 CTS2_N UART2 CTS O L UART1: 21 TXD_N UART1 TXD I L 11 RXD_N UART1 RXD O L 9 RTS_N UART1 RTS I L 15 CTS_N UART1 CTS O L 19 DTR_N UART1 DTR I L 13 DSR_N UART1 DSR O L 17 DCD_N UART1 DCD O L 23 RI_N UART1 RI O L USB: 10 USB_VBUS USB bus power IH 12 USB_DP USB bus I/O H serial data 14 USB_DN USB bus I/O L serial data 100K PU 100K PU VIH VIL VOH VOL 100K PU VIH 100K PU VIL 100K PU VOH VOL VIH VIL VIH VIL VOH VOL 2.0 2.8 3.0 0 0.3 V 2.6 2.8 IOUT < 4 mA 0 0.3 2.0 2.8 3.0 0 0.3 2.6 2.8 V IOUT < 4 mA 0 0.3 NOTE 1 4.5 5.0 5.25 V 0 0.2 3.0 3.3 3.6 0 0.8 V 3.0 3.3 0 0.3 50 C24 Module Hardware Description December 15, 2008

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Application Interface Specifications
50
C24 Module Hardware Description
December 15, 2008
UART2:
31
TXD2_N
UART2 TXD
I
L
100K
PU
V
IH
V
IL
V
OH
V
OL
I
OUT
<
4 mA
2.0
2.6
2.8
0
2.8
0
3.0
0.3
0.3
V
29
RXD2_N
UART2 RXD
O
L
33
RTS2_N
UART2 RTS
I
L
100K
PU
35
CTS2_N
UART2 CTS
O
L
UART1:
21
TXD_N
UART1 TXD
I
L
100K
PU
V
IH
V
IL
V
OH
V
OL
I
OUT
<
4 mA
2.0
2.6
2.8
0
2.8
0
3.0
0.3
0.3
V
11
RXD_N
UART1 RXD
O
L
9
RTS_N
UART1 RTS
I
L
100K
PU
15
CTS_N
UART1 CTS
O
L
19
DTR_N
UART1 DTR
I
L
100K
PU
13
DSR_N
UART1 DSR
O
L
17
DCD_N
UART1 DCD
O
L
23
RI_N
UART1 RI
O
L
USB:
10
USB_VBUS
USB bus
power
I
H
V
IH
V
IL
NOTE 1
4.5
5.0
0
5.25
0.2
V
12
USB_DP
USB bus
serial data
I/O
H
V
IH
V
IL
V
OH
V
OL
3.0
3.0
3.3
0
3.3
0
3.6
0.8
0.3
V
14
USB_DN
USB bus
serial data
I/O
L
Table 3-3:
Interface Specifications (Cont.)
Pin #
Signal
Name
Description
I/O
Active
H/L
Internal
PU/PD
Parameter
Conditions
Level
Min
Typ
Max
Units