PCA82C250_6
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 06 — 26 March 2009
6 of 17
NXP Semiconductors
PCA82C250
CAN controller interface
[1]
I1 =I4 =I5 = 0 mA; 0 V < V6 <VCC; 0V<V7 <VCC; V8 =VCC.
VOL
LOW-level output voltage
pin 4; I4 = 1 mA
0
-
0.2VCC
V
I4 = 10 mA
0
-
1.5
V
Ri
input resistance
CANH, CANL
5
-
25
k
Rdiff
differential input resistance
20
-
100
k
Ci
input capacitance
CANH, CANL
-
20
pF
Cdiff
differential input capacitance
-
10
pF
Reference output
Vref
reference output voltage
V8 =1V; 50 A<I5 <50 A
0.45VCC -
0.55VCC
V
V8 =4V; 5 A<I5 <5 A
0.4VCC
-
0.6VCC
V
tbit
bit time
minimum; V8 =1V
-
1
s
tonTXD
delay TXD to bus active
V8 =1V
-
50
ns
toffTXD
delay TXD to bus inactive
V8 = 1 V
-
40
80
ns
tonRXD
delay TXD to receiver active
V8 = 1 V
-
55
120
ns
toffRXD
delay TXD to receiver inactive
V8 =1V; VCC < 5.1 V; Tamb < +85 °C
-
82
150
ns
V8 =1V; VCC < 5.1 V; Tamb < +125 °C
-
82
170
ns
V8 =1V; VCC < 5.5 V; Tamb < +85 °C
-
90
170
ns
V8 =1V; VCC < 5.5 V; Tamb < +125 °C
-
90
190
ns
tonRXD
delay TXD to receiver active
R8 =47k
-
390
520
ns
R8 =24k
-
260
320
ns
toffRXD
delay TXD to receiver inactive
R8 =47k
-
260
450
ns
R8 =24k
-
210
320
ns
|SR|
differential output voltage
slew rate
R8 =47k
-14
-
V/
s
tWAKE
wake-up time from standby
via pin 8
-
20
s
tdRXDL
bus dominant to RXD LOW
V8 = 4 V; Standby mode
-
3
s
Standby/Slope Control (pin 8)
V8
input voltage for high-speed
-
0.3VCC
V
I8
input current for high-speed
V8 =0V
-
500
A
Vstb
input voltage for standby mode
0.75VCC --
V
Islope
slope control mode current
10
-
200
A
Vslope
slope control mode voltage
0.4VCC
-
0.6VCC
V
Table 8.
Characteristics …continued
VCC = 4.5 to 5.5 V; Tamb L =60 ; I8 > 10 A; unless otherwise specied; all voltages referenced to
ground (pin 2); positive input current; all parameters are guaranteed over the ambient temperature range by design, but only
100 % tested at +25
°C.
Symbol Parameter
Conditions
Min
Typ
Max
Unit