U4280BM Datasheet, PDF (4/9 Pages) TEMIC Semiconductors – AM / FM - PLL

U4280BM
Transmission Protocol
MSB LSB
S
Address
A
A7
A0
Subaddress
R-divider
A Data 0 A Data 1 A Data 2 A P
MSB LSB
S
Address
A
A7
A0
Subaddress
N-divider
A Data 3 A Data 4 A P
A
S = Start P = Stop A = Acknowledge
Figure 4.
Absolute Maximum Ratings
Parameters
Symbol
Value
Unit
Supply voltage
Pin 1
V_DD
–0.3 to +6
V
Input voltages
Pins 2, 3, 4, 10, 12, 18 and 19
V_I
–0.3 to V_DD + 0.3
V
Output currents
Pins 3, 5, 6, 7, 8 and 9
I_O
–1 to +5
mA
Output drain voltage
Pins 6, 7, 8 and 9
V_OD
20
V
Ambient temperature range
T_amb
–25 to +85
°C
Storage temperature range
T_stg
–40 to +125
°C
Thermal Resistance
Junction ambient
Parameters
Symbol
R_thJA
Value
160
Unit
K/W
4 (9)
TELEFUNKEN Semiconductors
Preliminary Information
Rev. A1, 10-Apr-97