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參數(shù)資料
| 型號： | TRF2056PWR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | PLL合成/DDS/VCOs |
| 英文描述： | PLL FREQUENCY SYNTHESIZER, 1200 MHz, PDSO20 |
| 封裝： | PLASTIC, SOP-20 |
| 文件頁數(shù)： | 19/24頁 |
| 文件大小： | 327K |
| 代理商： | TRF2056PWR |
TRF2056
LOW VOLTAGE 1.2GHz FRACTIONALN/INTEGERN SYNTHESIZER
SLWS111– NOVEMBER 2000
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
MIN
NOM
MAX
UNIT
Supply voltage, VDDA
3.3
3.9
V
Supply voltage, VCCP, VDD
2.9
3.3
3.9
V
Operating free-air temperature, TA
–40
25
85
°C
dc electrical characteristics VDD = VDDA = VCCP = 3.3 V, TA=25_C
internal registers: CN = 128, CL = 1, CK = 3, PA = 1
external components: RN = 18 k
, RF = 20 k, RA = 100 k (unless otherwise noted)
supply current: I = IDD + ICCP + IDDA
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ISTANDBY
Total standby supply currents
EM = EA = 0 (see Note 2)
200
A
IMAIN
Operational supply currents
EM = 1, EA = 0
7.0
mA
IAUX
Operational supply currents
EM = 0, EA = 1
1.5
mA
ITOTAL
Operational supply currents
EM = EA = 1
7.5
mA
NOTE 2: VRN = VRA = VRF = VDDA
digital interface
PARAMETER
MIN
TYP
MAX
UNIT
VIH
High-level input voltage
DATA CLOCK STROBE
0.7 VDD
VDD + 0.3
V
VIL
Low-level input voltage
DATA, CLOCK, STROBE
–0.3
0.3 VDD
V
IIH
High-level input current
DATA CLOCK STROBE
10
A
IIL
Low-level input current
DATA, CLOCK, STROBE
10
A
charge pump currents (see Figure 1)
auxiliary charge pump
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|IPHA|
Output current PHA
VPHA = 0.5 VDDA
200
250
300
A
IPHA
|IPHA|
Relative output current variation PHA (see Figure 1)
2%
10%
IPHA
Output current matching PHA (see Figure 1)
VPHA = 0.5 VDDA
±50
A
proportional charge pump
, normal mode, VRF = VDDA
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|IPHP-NM|
Output current PHP
VPHP = 0.5 VDDA
400
500
600
A
IPHP-NM
|IPHP-NM|
Relative output current variation PHP (see Figure 1)
2%
10%
IPHP-NM
Output current matching PHP (see Figure 1)
VPHP = 0.5 VDDA
±50
A
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