參數(shù)資料
型號: 935285398518
廠商: NXP SEMICONDUCTORS
元件分類: 網(wǎng)絡(luò)接口
英文描述: DATACOM, INTERFACE CIRCUIT, PDSO14
封裝: 3.90 MM, PLASTIC, MS-012, SOT-108-1, SOP-14
文件頁數(shù): 8/30頁
文件大小: 262K
代理商: 935285398518
TJA1055_4
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 04 — 17 February 2009
16 of 26
NXP Semiconductors
TJA1055
Enhanced fault-tolerant CAN transceiver
12. Test information
V
CAN =VCANH VCANL
Fig 4.
Timing diagram for dynamic characteristics
mgl424
5 V
3.2 V
2.2 V
0.7VCC
0.3VCC
0 V
5 V
1.4 V
3.6 V
0 V
2 V to VCC
VTXD
VCANL
VCANH
VCAN
VRXD
tPD(L)
tPD(H)
VTXD is a rectangular signal of 50 kHz with 50 % duty cycle and slope time < 10 ns.
Termination resistors RCAN_L and RCAN_H (125 ) are not connected to pin RTL or pin RTH for
testing purposes because the minimum load allowed on the CAN bus lines is 500
per
transceiver.
Fig 5.
Test circuit for dynamic characteristics
001aac932
RCAN_L
CCAN_L
RCAN_H
CCAN_H
RRTH
500
RRTL
500
CRXD
10 pF
TJA1055T
FAILURE
GENERATION
BAT
INH
TXD
VTXD
+5 V
VBAT = 5 V to 40 V
RXD
CANL
CANH
VCC
EN
RTL
RTH
2
3
4
5
6
7
8
9
12
11
14
10
1
GND
13
ERR
WAKE
STB
VCC
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