參數(shù)資料
型號： SP507CM-L
廠商： Exar Corporation
文件頁數(shù)： 8/28頁
文件大?。?/td> 0K
描述： IC TXRX WAN MULTI-MODE 80LQFP
標(biāo)準(zhǔn)包裝： 84
類型： 收發(fā)器
驅(qū)動器/接收器數(shù)： 7/7
規(guī)程： 多協(xié)議
電源電壓： 5V
安裝類型： 表面貼裝
封裝/外殼： 80-LQFP
供應(yīng)商設(shè)備封裝： 80-LQFP（14x14）
包裝： 托盤
16
SP507_100_081208
SP507 Multi–Mode Serial Transceiver
Copyright 2008 Exar Corporation
PINOUT (LQFP)
PIN ASSIGNMENTS
CLOCK AND DATA GROUP
Pin 1 — RxD — Receive Data; TTL output,
sourced from RD(a) and RD(b) inputs.
Pin 14 — TxD — TTL input ; transmit data
source for SD(a) and SD(b) outputs.
Pin 15 — TxCE — Transmit Clock; TTL input
for TT driver outputs.
Pin 20 — RxC — Receive Clock; TTL output
sourced from RT(a) and RT(b) inputs.
Pin 22 — DCE_ST — Send Timing; TTL
input; source for ST(a) and ST(b) outputs.
Pin 37 — RT(a) — Receive Timing; analog
input, inverted; source for RxC.
Pin 38 — RT(b) — Receive Timing; analog
input, non-inverted; source for RxC.
Pin 42 — ST(a) — Send Timing; analog
output, inverted; sourced from DCE_ST.
Pin 44 — ST(b) — Send Timing; analog
output, non-inverted; sourced from DCE_ST.
Pin 59 — SD(b) — Analog Out — Send data,
non-inverted; sourced from TxD.
Pin 61 — SD(a) — Analog Out — Send data,
inverted; sourced from TxD.
Pin 63 — TT(a) — Analog Out — Terminal
Timing, inverted; sourced from TxCE.
Pin 65 — TT(b) — Analog Out — Terminal
Timing, non–inverted; sourced from TxCE.
Pin 70 — RD(a) — Receive Data, analog
input; inverted; source for RxD.
Pin 71 — RD(b) — Receive Data; analog
input; non-inverted; source for RxD.
Pin 76 — SCT(a) — Serial Clock Transmit;
analog input, inverted; source for DCE_ST.
Pin 77 — SCT(b) — Serial Clock Transmit:
analog input, non–inverted; source for
DCE_ST.
Pin 79 — DTE_ST — Serial Clock Transmit;
TTL output; sources from SCT(a) and SCT(b)
inputs.
CONTROL LINE GROUP
Pin 13 — DTR — Data Terminal Ready; TTL
input; source for TR(a) and TR(b) outputs.
Pin 16 — RTS — Ready To Send; TTL input;
source for RS(a) and RS(b) outputs.
Pin 17 — RL — Remote Loopback; TTL
input; source for RL(a) and RL(b) outputs.
Pin 19 — DCD— Data Carrier Detect; TTL
output; sourced from RR(a) and RR(b) in-
puts.
Pin 21 — TM — Ring In; TTL output; sourced
from TM(a) and TM(b) inputs.
Pin 24 — LL — Local Loopback; TTL input;
source for LL(a) and LL(b) outputs.
Pin 35 — RR(a)— Receiver Ready; analog
input, inverted; source for DCD.
Pin 36 — RR(b)— Receiver Ready; analog
input, non-inverted; source for DCD.
Pin 39 — TM(a)— Incoming Call; analog
input, inverted; source for TM.
Pin 40 — TM(b)— Incoming Call; analog
input, non-inverted; source for TM.
RxD
1
RTEN 2
RREN 3
TMEN 4
LLEN
5
TTEN
6
SCTEN 7
LATCH
8
TERM_OFF
9
M2 10
M1 11
M0 12
DTR 13
TxD 14
TxCE 15
RTS 16
RL 17
RLEN 18
DCD 19
RxC 20
TM
21
DCE_ST
22
STEN
23
LL
24
V
CC
25
C
1
+
26
V
DD
27
C
2
+
28
GND
29
C
1
–
30
C
2
–
31
V
SS
32
V
CC
33
GND
34
RR(a)
35
RR(b)
36
RT(a)
37
RT(b)
38
TM(a)
39
TM(b)
40
60 GND
59 SD(b)
58 TR(a)
57 GND
56 TR(b)
55
VCC
54 RS(a)
53 GND
52 RS(b)
51 LL(a)
50 GND
49 LL(b)
48 VCC
47 RL(a)
46 GND
45 RL(b)
44 ST(b)
43 GND
42 ST(a)
41 VCC
80
CTS
79
DTE_ST
78
DSR
77
SCT(b)
76
SCT(a)
75
GND
74
V
CC
73
V
CC
72
GND
71
RD(b)
70
RD(a)
69
DM(b)
68
DM(a)
67
CS(b)
66
CS(a)
65
TT(b)
64
GND
63
TT(a)
62
V
CC
61
SD(a)
SP507
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