Datasheet

PCA89C250 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 06 — 25 August 2011 6 of 18
NXP Semiconductors
PCA82C250
CAN controller interface
[1] I
1
=I
4
=I
5
=0mA; 0V<V
6
<V
CC
; 0 V < V
7
<V
CC
; V
8
=V
CC
.
V
OL
LOW-level output voltage pin 4; I
4
= 1 mA 0 - 0.2V
CC
V
I
4
=10mA 0 - 1.5 V
R
i
input resistance CANH, CANL 5 - 25 k
R
diff
differential input resistance 20 - 100 k
C
i
input capacitance CANH, CANL - - 20 pF
C
diff
differential input capacitance - - 10 pF
Reference output
V
ref
reference output voltage V
8
=1V; 50 A<I
5
<50A 0.45V
CC
- 0.55V
CC
V
V
8
=4V; 5 A<I
5
<5A0.4V
CC
-0.6V
CC
V
Timing (C
L
= 100 pF; see Figure 3, Figure 4, Figure 6 and Figure 7)
t
bit
minimum bit time R
ext
=0 --1 s
t
onTXD
delay TXD to bus active R
ext
=0 - - 50 ns
t
offTXD
delay TXD to bus inactive R
ext
=0 -4080ns
t
onRXD
delay TXD to receiver active R
ext
=0 - 55 120 ns
t
offRXD
delay TXD to receiver inactive R
ext
=0; V
CC
<5.1V; T
amb
<+85C - 82 150 ns
R
ext
=0; V
CC
<5.1V; T
amb
<+125C - 82 170 ns
R
ext
=0; V
CC
<5.5V; T
amb
<+85C - 90 170 ns
R
ext
=0; V
CC
<5.5V; T
amb
<+125C - 90 190 ns
t
onRXD
delay TXD to receiver active R
ext
=47k - 390 520 ns
R
ext
=24k - 260 320 ns
t
offRXD
delay TXD to receiver inactive R
ext
=47k - 260 450 ns
R
ext
=24k - 210 320 ns
SR differential output voltage
slew rate
R
ext
=47k -14- V/s
t
WAKE
wake-up time from Standby via pin 8 - - 20 s
t
dRXDL
bus dominant to RXD LOW V
8
= 4 V; Standby mode - - 3 s
Standby/Slope Control (pin 8)
V
8
input voltage for high-speed - - 0.3V
CC
V
I
8
input current for high-speed V
8
=0V - - 500 A
V
stb
input voltage for Standby mode 0.75V
CC
-- V
I
slope
slope control mode current 10 - 200 A
V
slope
slope control mode voltage 0.4V
CC
-0.6V
CC
V
Table 8. Characteristics
…continued
V
CC
= 4.5 to 5.5 V; T
amb
=  40 to +125  C; R
L
=60  ; I
8
>  10  A; unless otherwise specified; 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