ATA6660 데이터 시트보기 (PDF) - Atmel Corporation
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ATA6660 Datasheet PDF : 13 Pages
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ATA6660
8. Electrical Characteristics (Continued)
VCC = 4.75V to 5.25V; Tamb = –40°C to +125°C; RBus = 60Ω; unless otherwise specified.
All voltages referenced to ground (pin 2); positive input current.
No. Parameters
Test Conditions
Pin
Symbol
Min.
Typ.
Max.
Unit Type*
Differential bus output VTXD = 0V;
5.5 voltage
RL = 45Ω to 60Ω;
(VCANH – VCANL)
VCC = 4.9V
6, 7
Vdiffdom
1.5
2
5.6
VTXD = VCC; no load
6, 7
Vdiffrec
–500
5.7
Short-circuit CANH
current
VCANH = –10V
TXD = 0V
6, 7
ICANH_SC
–35
3.0
V
A
+50
mV
A
–100
mA
A
5.8
Short-circuit CANL
current
VCANL = 18V
TXD = 0V
6, 7
ICANL_SC
50
-
150
mA
A
6 DC Bus Receiver CANH; CANL
Differential receiver
6.1 threshold voltage
Normal Mode
–10V < VCANH < +10V
–10V < VCANL < +10V
6, 7
Vrec_th
0.5
0.7
0.9
V
A
Differential receiver
6.2 threshold voltage
Standby Mode
VRS = VCC
6, 7
Vrec_th_stby
0.5
0.7
0.9
V
A
6.3
Differential input
hysteresis
6, 7
Vdiff(hys)
70
mV
A
CANH and CANL
6.4 common mode input
resistance
6, 7
Ri
5
15
25
kΩ
A
6.5
Differential input
resistance
6, 7
Rdiff
10
30
100
kΩ
A
Matching between
6.6
CANH and CANL
common mode input
resistance
6, 7
Ri_m
–3
+3
%
A
6.7
CANH, CANL input
capacitance
6, 7
Ci
20
pF
D
6.8
Differential input
capacitance
6, 7
Cdiff
10
pF
D
6.9
CANH, CANL input
leakage input current
VCC = 0V
VCANH = 3.5V
VCANL = 1.5V
7 Thermal Shut-down
6, 7
ILI(CANH);
ILI(CANL)
250
µA
A
Shut-down junction
7.1 temperature for
CANH/CANL
TJ(SD)
150
163
175
°C
B
Switch on junction
7.2 temperature for
CANH/CANL
TJ(SD)
140
154
165
°C
B
7.3 Temperature hysteresis
THys
10
K
B
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
7
4582E–AUTO–02/08
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