參數(shù)資料
型號: TMS37122
廠商: Texas Instruments, Inc.
英文描述: TIRIS Automotive Devices Analog Front End IC TMS37122
中文描述: 提里斯汽車設(shè)備的模擬前端集成電路TMS37122
文件頁數(shù): 62/73頁
文件大?。?/td> 1189K
代理商: TMS37122
62
Analog Front End IC TMS37122 - Reference Guide
August ’01
4.2.3.4
IC
Parameter
Sign
Note
Min
Nom
Max
Unit
Battery Voltage
VBAT
versus DG
2.0
3.0
4.0
V
Battery Voltage Test
VBAT Tst
2.5
4.0
Power Supply Ripple
Vripple
50
mVpp
High level input voltage
VIH
WDEEN, MOD,
TX,VBAT=
2.0 ... 4V
0.95 x
VBAT
1.05 x
VBAT
V
Low level input voltage
VIL
WDEEN, MOD,
TX, VBAT =
2.0 … 4V
0
0.05 x
VBAT
V
Output Load Capacitance
COL
all outputs except
VCCO
10
pF
Output Load Resistance
RL
all outputs except
VCCO
100
k
Output Current
IVCCO
VCCO
1
mA
Supply Voltage for Trim/
Test
VCL
with respect to DG,
25 oC
2.5
VCL=
VBAT
=4
6
V
High level input voltage,
TDAT, TCLK, TEN
VIH
VBAT=
2…4V
0.95 x
VBAT
1.05 x
VBAT
V
Low level input voltage,
TDAT, TCLK, TEN
VIL
VBAT=
2…4V
0
0.05 x
VBAT
V
Clock frequency
fTC
TCLK
100
134.2
1000
kHz
Rise and fall time, TDAT,
TCLK, TEN
tf
500
ns
Programming Voltage
Vpp
TEN pin
15
16
17
V
VPP Rise Time
trVPP
VBAT to VPP
1
5
ms
VPP Fall Time
tfVPP
VPP to VBAT
1
ms
Programming Time
tPRG
15
20
ms
Pluck Time
tpluck
PTx18,
PTx28,
PTx38
100
1000
ns
Reset Time
treset
WDEEN=0
10
μ
s
Max. EOBA duration during
Wake Pattern Detection
toffTRP
0.5
ms
Max. EOBA duration in
Transparent Mode
toffTRP
WAKE=high
1
ms
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