U4255BM-M Datasheet, PDF (24/32 Pages) ATMEL Corporation – AM / FM RECEIVER IC

Electrical Characteristics (Continued)
Test conditions (unless otherwise specified): V_S = 8.5 V, T_amb = 25°C.
No. Parameters
Test Conditions
Pin
Symbol Min.
Typ.
Max.
Unit
19.3 Output voltage
Desired
FM dev. = ± 75 kHz,
f_mod = 1 kHz
undesired:
unmodulated
10
RF level
undesired/desired:
+30 dB frequency
offset = -150 kHz
1.0
1.2
1.6
V
20 3-wire Bus
20.1 Input voltage LOW
17, 18,
19
0.8
V
20.2 Input voltage HIGH
17, 18,
19
2.7
V
20.3 Leakage current
V = 0 V, 5 V
17, 18,
19
10
µA
20.4 Clock frequency
18
1.0
MHz
20.5 Period of CLK
HIGH
LOW
20.6 Rise time
EN, DATA, CLK
t_H
250
t_L
250
t_r
ns
ns
400
ns
20.7 Fall time
EN, DATA, CLK
t_f
100
ns
20.8 Set-up time
t_s
100
ns
20.9 Hold time EN
t_HEN
250
ns
20.10 Hold time DATA
t_HDA
0
ns
21 Internally Generated Reference Voltages
21.1 Output voltage
12
5.5
5.7
6.0
V
21.2 Output voltage
29
3.0
V
21.3 Output voltage
27
3.0
V
21.4 Output voltage
39
3.0
V
*) Type means: A =100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Type*
A
D
D
D
D
D
D
D
D
D
D
A
D
D
D
24 U4255BM-M
4519C–AUDR–07/02