Target Specification
1-4 SW_60A_TS_Rev.1.0_180809

DC-67 GHz 1-4 switch
1-4 SW_60A
1. Features
1) Wideband: DC-67 GHz
2) Coaxial connector RF interface: 1.85 mm connector (Jack)
3) Small size4) I/O reversible

5) Low-loss

2. Application
General purpose 1-4 switch

3. Block diagram
CH-4

CH-3

SW3

1

SW3_SEL1
GSW3_SEL2

SW1

SW1_SEL15COM

G
SW1_SEL2NC
SW2_SEL1
SW2_SEL2

10

G

SW2

CH-1

CH-2

Fig. 1

Block diagram

Takada RF Labs, Inc., 922-3 Minamiyana, Hadano city, Kanagawa 257-0003, JAPANURL: https://www.TakadaRF.com/
E-mail: contact@TakadaRF.com
Phone: 0463-26-3048
1/5

Target Specification
1-4 SW_60A_TS_Rev.1.0_180809

4. Module structure

Fig.2

Module structure (TBD)

5. Terminal description
NameFunction

NoteCOM

RF common I/O

1.85mm (J)CH-1

RF CH-1 I/O

1.85mm (J)CH-2

RF CH-2 I/O

1.85mm (J)CH-3

RF CH-3 I/O

1.85mm (J)CH-4

RF CH-4 I/O

1.85mm (J)SW3_SEL1

SW3 Select1

Pin header No.1

GGND

Pin header No.2

SW3_SEL2

SW3 Select2

Pin header No.3

SW1_SEL1

SW1 Select1

Pin header No.4

GGND

Pin header No.5

SW1_SEL2SW1 Select2

Pin header No.6

NC

Not internal connected

Pin header No.7

SW2-SEL1

SW2 Select1

Pin header No.8

SW2-SEL2

SW2 Select2

Pin header No.9

GGND

Pin header No.10

Takada RF Labs, Inc., 922-3 Minamiyana, Hadano city, Kanagawa 257-0003, JAPANURL: https://www.TakadaRF.com/
E-mail: contact@TakadaRF.com
Phone: 0463-26-3048
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Target Specification
1-4 SW_60A_TS_Rev.1.0_180809

6. Truth table
SW1_SW2_SW3_Which channel COM is routedSEL1

SEL2

SEL1

SEL2

SEL1

SEL2

[1]

[0]

[1][0]X

X

COM is routed to CH-1

[1]

[0]

[0]

[1]

X

X

COM is routed to CH-2

[0]

[1]

X

X

[1]

[0]

COM is routed to CH-3

[0]

[1]

X

X

[0]

[1]

COM is routed to CH-4

[1] : +3 V,[0] : -3 V,

X: [1] or [0] Both state acceptable

6. Absolute maximum ratings
RelatedParameter

SymbolUnit

MinMaxRF port DC levelVdc

V-0.2+0.2

RF port input power

PindBmModule backside temperature

Tbs℃

Storage temperature

Tst℃

terminal
COM, CH-1,CH-2, CH-3,CH-4+1.5-4085(TBD)

(TBD)

-40

85(TBD)(TBD)

7. Recommended operation condition
Relatedterminal
COM, CH-1,CH-2, CH-3,CH-4

Parameter

SymbolUnit

RF port DC levelVdc

V

RF port input power

PindBmModule backside temperature

Tbs℃

Specification
Min

TypMax-0.15

0+0.15

0+1.0

25

75

Takada RF Labs, Inc., 922-3 Minamiyana, Hadano city, Kanagawa 257-0003, JAPANURL: https://www.TakadaRF.com/
E-mail: contact@TakadaRF.com
Phone: 0463-26-3048
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Target Specification
1-4 SW_60A_TS_Rev.1.0_180809

8. RF Performance
RelatedParameter

Unit

High frequency 3dBdown cutoff

fh-3dB

GHz52(TBD)

Low frequency 3dBdown cutoff

fL-3dB

Hz0Insertion loss

S21

Maximum data speed ( NRZ)

MDR

Gb/s

64

Mag S11/S22 @ <60 GHz

RL-60

dB

< 13 (TBD)

terminal

COM, CH-1,CH-2, CH-3,
CH-4

Specification

SymbolMin

TypMaxSee Fig.3 toFig.6

9. Typical performance

Chip 2 段

3 dB-6Chip 2 段-7-8

F-3dB= 52 GHz-9IC 2 段 + 基板

IC 2 段 + 基板+-10

Fig.3

S-parameter for routing of COM to CH0 (rough estimation)

TBD

Fig.4

S-parameter for routing of COM to CH1

TBD
Takada RF Labs, Inc., 922-3 Minamiyana, Hadano city, Kanagawa 257-0003, JAPANURL: https://www.TakadaRF.com/
E-mail: contact@TakadaRF.com
Phone: 0463-26-3048
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cable

Target Specification
1-4 SW_60A_TS_Rev.1.0_180809

Fig.5

S-parameter for routing of COM to CH2

TBD

Fig.6

S-parameter for routing of COM to CH3

TBD

TBD mV / div

TBD ps / div
This is obtained from measured S-parameter by frequency-to-time domain conversion (input signal
amplitude=200 mV, input signal tr/tf=0 ps).

Fig.7

64 Gb/s output eye diagram of PRBS 2^7-1 NRZ signal
at routing of COM to CH0

10. Attachment
1 pieces of 20 cm DC cable harness to be connected to the pin header.

Takada RF Labs, Inc., 922-3 Minamiyana, Hadano city, Kanagawa 257-0003, JAPANURL: https://www.TakadaRF.com/
E-mail: contact@TakadaRF.com
Phone: 0463-26-3048
5/5