U2480B Datasheet, PDF (3/8 Pages) TEMIC Semiconductors – Automotive Lamp Outage Monitor

Pin Description
REFK6 ¹
28 E1K6
E1K2 2
27 _REFK5
RefK2 3
26 _E1K5
E1K4 4
25 _NC
REFK4 5
24 E2K7
E1K8 6
23 _REFK7
REFK8 7
22 _E1K7
OSC ⁸
21 _E2K3
GND 9
20 _REFK3
V_S
10
BL
11
19 _E1K3
18 _NC
SP
12
17 E2K1
V_stab 13
16 _REFK1
V_out
14
15 E1K1
13373
Figure 2. Pin configuration
U2480B
Pin Symbol
Function
1 REFK6 Reference for threshold voltage
single comparator K6
2
E1K2 Input 1; single comparator K2
3 REFK2 Reference for threshold voltage;
double comparator K5
4
E1K4 Input 1; single comparator K4
5 REFK4 Reference for threshold voltage;
double comparator K4
6
E1K8 Input 1; single comparator K8
7 REFK8 Reference for threshold voltage;
triple comparator K8
8
OSC Oscillator input
9
GND Ground
10
V_S Supply voltage
11
BL Input window comparator for
direction indicator
12
SP Programming pin for memory
function
13
V_stab Stabilized voltage
14
V_out Output for tell-tale lamp
15 E1K1 Input 1; double comparator K1
16 REFK1 Reference for threshold voltage;
double comparator K1
17 E2K1 Input 2; double comparator K1
18
NC Not connected
19 E1K3 Input 1; double comparator K3
20 REFK3 Reference for threshold voltage
double comparator 3
21 E2K3 Input 2; double comparator K2
22 E1K7 Reference for threshold voltage;
double comparator K7
23 REFK7 Reference for threshold voltage
double comparator 7
24 E2K7 Input 2; double comparator K7
25
NC Not connected
26 E1K5 Input 1; single comparator K5
27 REFK5 Reference for threshold voltage
single comparator 5
28 E1K6 Input 1; single comparator K6
TELEFUNKEN Semiconductors
3 (8)
Rev. A1, 22-Oct-97