TDA7512F Datasheet, PDF (14/45 Pages) STMicroelectronics – FM car-radio tuner IC with intelligent selectivity system (ISS)

Electrical specifications
Table 5. Electrical characteristics (continued)
Symbol
Parameter
Test conditions
ISS (intelligent selectivity system)
Filter 450 kHz
f_centre Centre frequency
BW 3dB Bandwidth, -3dB
BW 20dB Bandwidth, -20dB
BW 3dB Bandwidth, -3dB
BW 20dB Bandwidth, -20dB
BW 3dB Bandwidth weather band
BW 20dB -20dB weather band
f_{REF_intern} = 450 kHz
ISS80 = 1
ISS80 = 1
ISS80 = 0
ISS80 = 0
ISS30 = 1
ISS30 = 1
Adjacent channel ISS filter threshold
V_NTH
V_NTH
V_WTH
V_WTH
Internal low threshold
Internal high threshold
Internal low threshold
Internal high threshold
Multipath threshold
ACNTH
ACNTH
ACWTH
ACWTH
V_THMP
V_THMP
Internal low threshold
Internal high threshold
ISS filter time constant
MPTH
MPTH
I₁₅
Charge current low mid
TISS, ISSCTL = 1
I₁₅
Charge current high mid TISS, ISSCTL = 1
I₁₅
Charge current low narrow TISS, ISSCTL = 1
I₁₅
Charge current high narrow TISS, ISSCTL = 1
I₁₅
Discharge current low
TISS, ISSCTL = 0
I₁₅
Discharge current high
TISS, ISSCTL = 0
V₁₅
Low voltage
ISSCTL = 0
V₁₅
High voltage
ISSCTL = 1
ISS filter switch threshold
V₁₅
Threshold ISS on
ISSCTL = 0
V₁₅
Threshold ISS off
ISSCTL = 0
V₁₅
Threshold ISS narrow on ISSCTL = 0
V₁₅
Threshold ISS narrow off ISSCTL = 0
I₂₀
Charge current low
TDEV
I₂₀
Charge current high
TDEV
14/45
Doc ID 12668 Rev 2
TDA7512F
Min. Typ. Max. Unit
-
450
-
kHz
-
80
-
kHz
-
150
-
kHz
-
120
-
kHz
-
250
-
kHz
-
30
-
kHz
-
80
-
kHz
-
0
-
V
-
0.3
-
V
-
0.25
-
V
-
0.95
-
V
-
0.50
-
V
-
1.25
-
V
-
-74
-
µA
-
-60
-
µA
-
-124
-
µA
-
-110
-
µA
-
1
-
µA
-
15
-
µA
-
0.1
-
V
-
4.9
-
V
-
3
-
V
-
1
-
V
-
4
-
V
-
2
-
V
-
-20
-
µA
-
-34
-
µA