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| 型號： | SP503EB |
| 英文描述： | Application Note |
| 中文描述： | 應(yīng)用筆記 |
| 文件頁數(shù)： | 6/29頁 |
| 文件大小： | 641K |
| 代理商： | SP503EB |
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Date: 7/29/04
SP503 Multiprotocol Transceiver
6
Copyright 2004 Sipex Corporation
OTHER AC CHARACTERISTICS
(Typical @ 25
°
C and nominal supply voltages unless otherwise noted)
PARAMETER
DELAY TIME FROM ENABLE MODE TO TRI–STATE MODE
SINGLE–ENDED MODE (RS-232, RS-423)
t
PZL
; Enable to Output LOW
t
PZH
; Enable to Output HIGH
t
PLZ
; Disable from Output LOW
t
PHZ
; Disable from Output HIGH
DIFFERENTIAL MODE (RS-422, RS-485, V.35)
t
PZL
; Enable to Output LOW
t
PZH
; Enable to Output HIGH
t
PLZ
; Disable from Output LOW
t
PHZ
; Disable from Output HIGH
MIN.
TYP.
MAX.
UNITS
CONDITIONS
190
130
270
400
ns
ns
ns
ns
3k
pull–up to output
3k
pull–down to output
5V to input
GND to input
100
100
130
140
ns
ns
ns
ns
3k
pull–up to output
3k
pull–down to output
5V to input
GND to input
Notes:
1.
2.
3.
4.
Measured from 2.5V of R
to 2.5V of R
.
Measured from one–half of R
to 2.5V of R
OUT
.
Measured from 1.5V of T
IN
to one–half of T
OUT
.
Measured from 2.5V of R
O
to 0V of A and B.
PINOUT…
RxD 1
RDEC
0
2
RDEC
1
3
RDEC
2
4
RDEC
3
5
TTEN 6
SCTEN 7
V
CC
8
TDEC
3
9
TDEC
2
10
TDEC
1
11
TDEC
0
12
DTR 13
TxD 14
TxC 15
RTS 16
RL 17
NC 18
DCD 19
RxC 20
R
S
S
L
V
C
C
1
+
V
D
C
2
+
G
C
1
–
C
2
–
V
S
V
C
G
R
R
R
R
I
I
60 GND
59 SD(b)
58 TR(a)
57 GND
56 TR(b)
55 V
CC
54 RS(a)
53 GND
52 RS(b)
51 LL(a)
50 GND
49 LL(b)
48 V
CC
47 RL(a)
46 GND
45 RL(b)
44 ST(b)
43 GND
42 ST(a)
41 V
CC
8
7
7
7
7
7
7
C
7
C
7
7
7
6
6
6
6
6
6
6
6
C
6
SP503
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 — TxC — 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 — 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 ST.
Pin 44 — ST(b) — Send Timing; analog output,
non-inverted; sourced from 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 TxC
Pin 65 — TT(b) — Analog Out — Terminal
Timing, non–inverted; sourced from TxC.
Pin 70 — RD(a) — Receive Data, analog input;
inverted; source for RxD.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SP503EF | Multiprotocol Transceiver |
| SP503EM | Multiprotocol Transceiver |
| SP504 | WAN Multi-Mode Serial Transceiver |
| SP504AN | Application Note |
| SP504CF | Application Note |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SP503EF | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Multiprotocol Transceiver |
| SP503EF-L | 制造商:Exar Corporation 功能描述:IC TRANSCEIVER MULTI MODE MQFP80 制造商:Exar Corporation 功能描述:IC, TRANSCEIVER, MULTI MODE, MQFP80 |
| SP503EM | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Multiprotocol Transceiver |
| SP503EM-L | 功能描述:總線收發(fā)器 Full Duplex RS-485 s RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
| SP503P | 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:LIQUID CRYSTAL DISPLAYS(STANDARD PRODUCTS) |
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