
33394
33
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
Figure 20. 33394 Application Circuit Schematic Diagram
VBAT
+Battery
JP1
1
2
VDDH
SW1
DIP–2
VPP_EN
IGN
VIGN
R14
4.7k
R3
4.7k
C28
10nF
C29
1.0uF/50V
C3
1.0uF/50V
D2
MURS320T3
L2
6.8uH
Q3
12
+
C4
100uF/35V
Vbat
1.0uF/50V
C26
+
VKAM
C23
10nF
C24
22uF
R4
22k
R6
20k
VREF1
C8
10nF
C9
1.0uF
R19
2.0R
VPP
+
C12
10nF
C13
10uF
+3.3V
+
C21
10nF
C22
10uF
R9 4.7k
R10 4.7k
R11 4.7k
R12 4.7k
37
36
35
34
DO
SCLK
DI
CS
VKAM
/PRERESET
/HRESET
U1
D1
20BQ030
L1
47uH
12
R1
Q1
MMSF3300R2
D3
SS25
C1
100nF
R13
18R
430R
+
C5
3.3nF
C2
100uF/16V
C6
100pF
C7
1.0nF
VBAT
KA_VBAT
N/C
VIGN
VKAM
VKAM_FB
VSEN
REGON
WAKEUP
VREF1
VPP_EN
VPP
VDD3_3
VDD3_3FB
VDDL_X
VDDL_B
VDDL_FB
N/C
/PRERESET
/HRESET
/PORESET
CANRXD
CANTXD
SW1
N/C
BOOT
SW2G
GND
INV
VCOMP
VPRE
VPRE_S
VDDH
VREF2
VREF3
N/C
DO
SCLK
DI
CS
N/C
/SLEEP
HRT
CANH
CANL
GND
VSEN
REGON
WAKEUP
VPP_EN
VDDL_X
VDDL_B
VDDL_FB
CANRXD
CANTXD
/PORESET
R16
10k
R17
10k
R18
10k
CANH
CANL
C25 *
R8
120R
R15
47k
C18
1.0uF
C16
1.0uF
VDDH
VREF3
R20
2.0R
R21
2.0R
C17
10nF
C14
1.0uF
C15
10nF
VREF2
C10
47uF
C11
10nF
VDDH
+
VPRE
R22
100k
BOOT
VPRE_S
/SLEEP
1
54
2
53
3
52
4
51
5
50
6
49
7
48
8
47
9
46
10
45
11
44
12
43
13
42
14
41
15
40
16
39
17
38
18
37
19
36
20
35
21
34
22
33
23
32
24
31
25
30
26
29
27
28
34
35
36
37
MC33394DWB
VPRE
+
VDDL_B
VDDL_X
VDDL
VDDL_FB
VDDL = 2.6V
R5
110R
C20
47uF
C15
10nF
Q3
MJD31C
Q2
MJD31C
R7
100R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
CON/34
J1
+Battery
GND
+Battery
GND +Battery
GND
+Battery
GND
VKAM
/SLEEP
VPP
W
AKEUP
VSEN
IGN
+3.3V
REGON
/PORESET
/PRERESET
CANH
/HRESET
CANL
CANRXD
VREF2
CANTXD
VREF1
CS
VREF3
DI
VPP_EN
SCLK
VDDH
DO
VDDL
GND
*Notes: 1. D2 is a protection diode against reverse battery fault condition. In those applications, which do not require this type of protection, diode D2 can be ommitted.
Notes: 2. Capacitors C25, C27 are optional and may be used for CAN tranceiver evaluation.
*
C27 *
C30
10nF
Table 3. 33394 Evaluation Board Performance
Parameter
Value
(TA = 25_C, Vin = 14V)
Line Regulation
(Vin = 5.2V to 26.5V)
Load Regulation
(Vin = 14 V)
V
[mV]
Load
[mA]
DV
[mV]
Load
[mA]
DV
[mV]
Load
[mA]
VDDH
5.028
400
10
400
18
0 to 400
VPP
5.026
150
10
150
5
0 to 150
VREF1
5.023
100
8
100
8
0 to 100
VREF2
5.022
100
8
100
10
0 to 100
VREF3
5.021
100
6
100
11
0 to 100
VDD3_3
3.307
120
5
120
7
0 to 120
VDDL
2.667
400
5
400
10
0 to 400
VKAM
2.638
60
2
60
14
0 to 60