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參數(shù)資料
| 型號： | LT1993IUD-4#TRPBF |
| 廠商： | Linear Technology |
| 文件頁數(shù)： | 9/16頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC DIFF AMP/ADC DRVR 16-QFN |
| 標(biāo)準(zhǔn)包裝： | 2,500 |
| 放大器類型： | 差分 |
| 電路數(shù)： | 2 |
| 輸出類型： | 差分 |
| 轉(zhuǎn)換速率： | 1100 V/µs |
| -3db帶寬： | 900MHz |
| 電流 - 輸入偏壓： | 5µA |
| 電壓 - 輸入偏移： | 1000µV |
| 電流 - 電源： | 100mA |
| 電流 - 輸出 / 通道： | 45mA |
| 電壓 - 電源，單路/雙路(±)： | 4 V ~ 5.5 V，±2 V ~ 2.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 16-WFQFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 16-QFN-EP（3x3） |
| 包裝： | 帶卷 (TR) |
LT1993-4
2
19934fa
16 15 14 13
5
6
7
8
TOP VIEW
UD PACKAGE
16-LEAD (3mm
× 3mm) PLASTIC QFN
9
10
17
11
12
4
3
2
1
VCCC
VOCM
VCCA
VEEA
VEEC
ENABLE
VCCB
VEEB
+INA
+INB
–INA
–INB
+OUT
+OUTFILTERED
–OUTFILTERED
–OUT
Total Supply Voltage (VCCA/VCCB/VCCC to
VEEA/VEEB/VEEC) ...................................................5.5V
Input Current (+INA, –INA, +INB, –INB,
VOCM, ENABLE)................................................±10mA
Output Current (Continuous) (Note 6)
+OUT, –OUT (DC) ..........................................±100mA
(AC) ..........................................±100mA
+OUTFILTERED, –OUTFILTERED (DC) .............±15mA
(AC) .............±45mA
Output Short Circuit Duration (Note 2) ............ Indenite
Operating Temperature Range (Note 3) ... –40°C to 85°C
Specied Temperature Range (Note 4) .... –40°C to 85°C
Storage Temperature Range................... –65°C to 125°C
Junction Temperature ........................................... 125°C
Lead Temperature Range (Soldering 10 sec) ........ 300°C
ORDER PART NUMBER
UD PART MARKING*
TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W
EXPOSED PAD IS VEE (PIN 17)
MUST BE SOLDERED TO THE PCB
Consult LTC Marketing for parts specied with wider operating temperature ranges.
*The temperature grade is identied by a label on the shipping container.
LBNS
LT1993CUD-4
LT1993IUD-4
(Note 1)
The
● denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V, ENABLE = 0.8V, +INA
shorted to +INB (+IN), –INA shorted to –INB (–IN), VOCM = 2.2V, Input common mode voltage = 2.2V, no RLOAD unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input/Output Characteristics (+INA, +INB, –INA, –INB, +OUT, –OUT, +OUTFILTERED, –OUTFILTERED)
GDIFF
Gain
Differential (+OUT, –OUT), VIN = ±0.4V Differential
●
11.6
11.9
12.4
dB
VSWINGMIN
Single-Ended +OUT, –OUT, +OUTFILTERED,
–OUTFILTERED. VIN = ±1.2V Differential
●
0.25
0.35
0.5
V
VSWINGMAX
Single-Ended +OUT, –OUT, +OUTFILTERED,
–OUTFILTERED. VIN = ±1.2V Differential
●
3.6
3.5
3.75
V
VSWINGDIFF
Output Voltage Swing
Differential (+OUT, –OUT), VIN = ±1.2VP-P
Differential
●
6.5
6
7VP-P
VP-P
IOUT
Output Current Drive
(Note 5)
●
±40
±45
mA
VOS
Input Offset Voltage
●
–6.5
–10
1
6.5
10
mV
TCVOS
Input Offset Voltage Drift
TMIN to TMAX
●
2.5
V/°C
IVRMIN
Input Voltage Range, MIN
Single-Ended
●
0.5
V
IVRMAX
Input Voltage Range, MAX
Single-Ended
●
4.3
V
RINDIFF
Differential Input Resistance
●
77
100
122
Ω
CINDIFF
Differential Input Capacitance
1pF
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
DC ELECTRICAL CHARACTERISTICS
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
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