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(*1) for KX-TGF310
(*2) for KX-TGF320
Design and specifications are subject to change without notice.

• Operation range: Up to 300 m outdoors, Up to 50 m indoors, depending on the condition.
• Analog telephone connection: Telephone Line
• Optional Headset: RP-TCA400, RP-TCA430
• Optional DECT repeater: KX-A405, KX-A406
• Optional Key detector: KX-TGA20RU

DECT (Digital Enhanced Cordless Telecommunications), GAP (Generic Access Profile)

60 Duplex Channels

1.88 GHz to 1.90 GHz

TDMA (Time Division Multiple Access)

1,728 kHz

1,152 kbit/s

GFSK (Gaussian Frequency Shift Keying)

Approx. 10mW (average power per channel)

ADPCM 32 kbit/s

0

C - 40C, 20 % - 80 % relative air humidity (dry)

220 - 240 V AC, 50/60 Hz
Base unit: PNLV226CE0Y
Charger: PNLV233CEKY

Standby: Approx. 0.5 W
Maximum: Approx. 2.8 W
Base unit

Standby: Approx. 0.6 W
Maximum: Approx. 2.8 W
Charger:
Standby: Approx. 0.12 W
Maximum: Approx. 1.8 W

Base unit: Approx. 222 mm x 163 mm x 103 mm
Handset: Approx. 48 mm x 30 mm x 168 mm
Charger unit: Approx. 70 mm x 70 mm x 42 mm 

Base unit: Approx. 580 g
Handset: Approx. 140 g  
Charger: Approx. 40 g  

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KX-TGF310/320 BLOCK DIAGRAM (Base Unit_Main)

IC501

BBIC

Crys

ta

l

10.

3

68M

H

z

KEY

PAD

IC

6

0

1

Flas

h

(V

oic

e

 P

rom

pt

)

SIDE T

O

NE

CIRCUIT

LS

Rp

MI

C

h

Q161

Q1

4

1

TR

 R

L

Y

P3

_

6

Q141

䠇䡚

䠉䡚

D101

T

E

L

 Ja

ck

CI

DI

Nn

CI

DI

Np

IC

5

0

2

Flas

h

(P

rogram

)

Q

SPI

AVD

/VD

D

+1.

8

V

(V

DD1)

VBAT

Q301

VBAT

(V

DD3)

DCDC

Convert

e

r

IC

3

0

2

Charge

Cont

rol

Ci

rc

ui

t

RF

 B

loc

k

RF_VDD

VDD_PA

AN

T1

AN

T2

LCD 

mo

d

u

le

STM

IC421

TIP

RING

 DC 5.5V

 GND

Battery

9

Base Unit consists of the following ICs as shown in Block Diagram (Base Unit_Main) (P.8).

• DECT BBIC (Base Band IC): IC501

- Handling all the audio, signal and data processing needed in a DECT base unit
- Controlling the DECT specific physical layer and radio section (Burst Module Controller section)
- ADPCM code filter for speech encoding and speech decoding (DSP section)
- Echo-cancellation and Echo-suppression (DSP section)
- Any tones (tone, sidetone, ringing tone, etc.) generation (DSP section)
- DTMF receiver (DSP section)
- Clock Generation for RF Module
- ADC, DAC, timer, and power control circuitry
- PLL Oscillator
- Detector 
- Compress/Expander
- First Mixer
- All interfaces (ex: QSPI FLASH MEMORY, EEPROM, LED, Analog Front End, etc.)
- Integrated 1.9GHz PA for DECT

• FLASH MEMORY: IC601

- Voice Prompt (TAM) D/L Area
- ICM/OGM Recording Area

• Additionally,

- Power Supply Circuit (+3.0 V, +1.8 V output)
- Crystal Circuit (10.368 MHz)
- Charge Circuit
- Telephone Line Interface Circuit

• QSPI FLASH MEMORY IC502

- Main Program D/L Area

10

TX

 AMP

SIDE TONE

RX

 AMP

CONTROL

CIRCUIT

CALLER ID

DETECT

BELL

DETECT

P101

R142

3

4

2

1

C101

Q141

C102

SA101

TIP

RING

R141

REGULATOR

C104

R102

C106

R104

C103

R101

C105

R103

D101