Copyright

©2010, KT Micro, Inc.

2

KT0803L

1 Operation Condition

Table 1: Operation Condition

Parameter

Symbol

Operating Condition

Min

Typ

Max

Units

VDD

Relative to GND

1.6

1.8

2.0

V

IO/Regulator Supply

IOVDD

Relative to GND

1.6

3.6

V

Operating Temp

Ambient Temperature

0

25

70

°C

Note: 1. No external voltage should be applied to this supply. Decoupling cap should be used instead

2 Specifications and Features

Parameter

Symbol

Test/Operating

Condition

Min

Nom

Max

Units

FM Frequency Range

Pin 16

70

108

MHz

Current Consumption

Pin 4 with PA (power

amp.) at default power

mode (PA_bias = 0,

RFGAIN[3:0]=1111)

-

17

mA

Standby Current

Pin 4

-

0.1

1

μA

Signal to Noise Ratio

SNR

-

66

-

dB

Total Harmonic Distortion

THD

-

0.3

%

Left/Right Channel Balance

BAL

-0.2

-

0.2

dB

Stereo Separation (Left<->Right)

SEP

40

-

dB

Sub Carrier Rejection Ratio

SCR

-

-

60

dB

Single-ended input

-

0.35

2

PGA Range for Audio Input

-15

0

12

dB

PGA Gain Step for Audio Input

1

4

dB

Required Input Common-Mode

Voltage when DC-coupled

Pin 6,7

0

0.8

1.8

V

PSRR

IOVDD = 1.9 ~ 3.6 V

40

-

-

dB

GSRR

IOVDD = 1.9 ~ 3.6 V

40

-

-

dB

Input Resistance (Audio Input)

Pin 6, 7

120

150

180

kΩ

Input Capacitance (Audio Input)

Pin 6, 7

0.5

0.8

1.2

pF

Audio Input Frequency Band

Pin 6, 7

20

-

15k

Hz

Transmit Level

96

103

113

dBµV

Channel Step

STEP

-

50

kHz

Pilot Deviation

7.5

15

kHz

Audio Deviation

75

112.5

kHz

Frequency Response

Mono,-3dB, ΔF=60kHz,

50/75μs pre-emphasis

30

15k

Hz

Pre-emphasis Time Constant

PHTCNST = 1

-

50

-

µs

PHTCNST = 0

-

75

-

µs

Crystal/External Clock

CLK

Input clock

32.768

40,000

KHz

SCL

Pin 14

0

100

400

kHz

High Level Input Voltage

Pin 8, 9, 10, 13, 14

0.75 x

IOVDD

-

IOVDD

+ 0.25

V

Low Level Input Voltage

Pin 8, 9, 10, 13, 14

- 0.25

-

0.25 x

IOVDD

V