MB15F78SP 查看數據表（PDF） - Fujitsu

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MB15F78SP

Dual Serial Input PLL Frequency Synthesizer

Fujitsu 

MB15F78SP

(Continued)

Parameter

Symbol

Condition

(VCC = 2.4 V to 3.6 V, Ta = −40 °C to +85 °C)

Min.

Value

Typ.

Unit

Max.

“H” level output current

DoTX

DoRX

IDOH *4

VCC = Vp = 2.7 V, CS bit = “H”

VDOH = Vp/2,

Ta = +25 °C CS bit = “L”





−6.0

−1.5



mA



mA

“L” level output current

DoTX

DoRX

VCC = Vp = 2.7 V, CS bit = “H”



IDOL VDOL = Vp/2,

Ta = +25 °C CS bit = “L”



6.0

1.5



mA



mA

Charge pump

current rate

IDOL/IDOH

vs VDO

vs Ta

IDOMT *5 VDO = Vp / 2

IDOVD *6 0.5 V ≤ VDO ≤ Vp − 0.5 V

IDOTA *7

−40 °C ≤ Ta ≤ +85 °C,

VDO = Vp / 2



3



%



10



%



10



%

*1 : finTX = 910 MHz, fosc = 12.8 MHz, VCCTX = VpTX = 2.7 V, SWTX = 0, Ta = +25 °C, in locking state.

*2 : finRX = 2500 MHz, fosc = 12.8 MHz, VCCRX = VpRX = 2.7 V, SWRX = 0, Ta = +25 °C, in locking state.

*3 : AC coupling. 1000 pF capacitor is connected under the condition of minimum operating

frequency.

*4 : The symbol “–” (minus) means direction of current flow.

*5 : VCC = Vp = 2.7 V, Ta = +25 °C

(||I3| – |I4||) / [ (|I3| + |I4|) / 2 ] × 100 (%)

*6 : VCC = Vp = 2.7 V, Ta = +25 °C (Applied to each IDOL, IDOH)

[ (||I2| – |I1||) / 2 ] / [ (|I1| + |I2|) / 2 ] × 100 (%)

*7 : VCC = Vp = 2.7 V, Ta = +25 °C (Applied to each IDOL, IDOH)

[ ||IDO (+85°C) | – |IDO (–40 °C) || / 2 ] / [ (|IDO (+85°C) | + |IDO (–40°C) |) / 2 ] × 100 (%)

*8 : fosc = 12.8 MHz, VCCRX = VpRX = VCCTX = VpTX = 2.7 V, Ta = +25°C

*9 : 2500 MHz to 2550 MHz, VCC = 2.7 V to 3.6 V, Pfinmin = −10 dBm

I1

I3

IDOL

I2

IDOH

I2

I4

I1

0.5

Vp/2 Vp − 0.5 Vp

Charge pump output voltage (V)

7

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