FS6370-01G-XTD データシートの表示（PDF） - ON Semiconductor

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FS6370-01G-XTD

EEPROM Programmable 3-PLL Clock Generator IC

ON Semiconductor 

FS6370

Table 8: PLL Tuning Bits

Name

LFTC_A

(Bit 20)

LFTC_B

(Bit 44)

LFTC_C1

(Bit 68)

LFTC_C2

(Bit 92)

CP_A

(Bit 19)

CP_B

(Bit 43)

CP_C1

(Bit 67)

CP_C2

(Bit 91)

Description

Loop Filter Time Constant A

Bit = 0

Short time constant: 7 µs

Bit = 1

Long time constant: 20 µs

Loop Filter Time Constant B

Bit = 0

Short time constant: 7 µs

Bit = 1

Long time constant: 20 µs

Loop Filter Time Constant C1 - Selected when the SEL_CD pin = 0

Bit = 0

Short time constant: 7 µs

Bit = 1

Long time constant: 20 µs

Loop Filter Time Constant C2 - Selected when the SEL_CD pin = 1

Bit = 0

Short time constant: 7 µs

Bit = 1

Long time constant: 20 µs

Charge Pump A

Bit = 0

Current = 2 µA

Bit = 1

Current = 10 µA

Charge Pump B

Bit = 0

Current = 2 µA

Bit = 1

Current = 10 µA

Charge Pump C1 - Selected when the SEL_CD pin = 0

Bit = 0

Current = 2 µA

Bit = 1

Current = 10 µA

Charge Pump C2 - Selected when the SEL_CD pin = 1

Bit = 0

Current = 2 µA

Bit = 1

Current = 10 µA

Rev. 3 | Page 15 of 28 | www.onsemi.com

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