U4280BM Datasheet, PDF (5/9 Pages) TEMIC Semiconductors – AM / FM - PLL

U4280BM
Electrical Characteristics
V_DD = 5 V, T_amb = 25°C, otherwise specified
Parameters
Test Conditions / Pins
Symbol Min.
Typ. Max. Unit
Supply voltage range
Pin 1
V_DD
4.5
Quiescent supply voltage
FM input sensitivity
R_G = 50 W
Pin 1
I_DD
Pin 10
f_i = 30 to 60 MHz
V_I
50
f_i = 70 to 120 MHz
V_i
25
AM input sensitivity
f_i = 120 to 130 MHz
W R_G = 50 Pin 12
V_i
50
W ^{fi = 0.4 to 35 MHz}
Oscillator input sensitivity R_G = 50
Pin 18
V_i
25
f_i = 0.1 to 15 MHz
V_i
100
Adjustable divider ¹⁾
2
5.0
5.5
V
6.0
11.6
mA
mV
mV
mV
mV
mV
65535
Switching output, PRT
I_H = 1 mA
I_L = 1 mA
I_L = 0.1 mA
Pin 5
V_OH
V_OL
V_OL
V_DD – 0.4
V
0.4
V
0.1
V
SWO1 to SWO3, AM/FM
Pins 6 to 9
(open drain outputs)
I_L = 1 mA
V_OL
I_L = 0.1 mA
V_OL
LD (open drain)
Pin 17
I_L = 1 mA
V_OL
Phase detector
0.4
V
0.1
V
0.4
V
PDFM
PDAM
Analog output
I²bus inputs SCL, SDA
Output voltage
Clock frequency
Bus timing
Rise time SCL, SDA
Fall time SCL, SDA
“H” phase SCL
“L” phase SCL
Waiting time START
Set up time START
Set up time STOP
Set up time DATA
Hold time DATA
Output current 1
Output current 2
Pin 14
Output current 1
Output current 2
Pin 15
Pins 14 and 15 to V_DD
Pins 14 and 15 to GND
H input voltage, Pins 2 and 3
L input voltage, Pins 2 and 3
I_SDAH = 3 mA
Pin 2
I_O1
I_O2
I_O1
I_O2
I_13,16
I_13,16
V_IH
V_IL
V_O
f_SCL
t_r
t_f
t_H
t_L
t_wSTA
t_hSTA
t_sSTA
t_sDAT
t_hDAT
±400
±100
±75
±20
0.1
3
0
0
4
4.7
4
4
4.7
250
0
±500
±125
±600
±150
mmAA
±100
±25
±100
±30
mmAA
–1
–2
mA
0.5
mA
V_DD
V
1.5
V
0.4
V
110
kHz
1
ms
300
ns
ms
ms
ms
ms
ms
ns
ms
1)
FM input frequency is additionally divided by two (Pin 10).
TELEFUNKEN Semiconductors
5 (9)
Rev. A1, 10-Apr-97
Preliminary Information