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參數(shù)資料
| 型號： | LTC2846CG |
| 廠商： | Linear Technology |
| 文件頁數(shù)： | 22/24頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX 3.3V MULTIPROTCOL 36SSOP |
| 標(biāo)準(zhǔn)包裝： | 37 |
| 類型： | 收發(fā)器 |
| 驅(qū)動器/接收器數(shù)： | 3/3 |
| 規(guī)程： | 多協(xié)議 |
| 電源電壓： | 3.3V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 36-SSOP（0.209"，5.30mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 36-SSOP |
| 包裝： | 管件 |
7
LTC2846
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NC (Pin 1): No Connect.
PGND (Pin 2): Boost Switching Regulator Power Ground.
Tie PGND to SGND.
VIN (Pin 3): Input Supply Pin. Input supply to boost
switching regulator. 3V
≤VIN ≤ 3.6V. Bypass with a 10F
capacitor to ground.
SHDN (Pin 4): Boost Switching Regulator Shutdown Pin.
Tie to 2.4V or more to enable regulator. Ground to shut
down.
C1– (Pin 5): Capacitor C1 Negative Terminal. Connect a
1
F capacitor between C1+ and C1–.
C1+ (Pin 6): Capacitor C1 Positive Terminal. Connect a
1
F capacitor between C1+ and C1–.
VDD (Pin 7): Generated Positive Supply Voltage for
V.28. Connect a 1
F capacitor to ground.
VCC (Pin 8): Input Supply Pin. Input supply to trans-
ceiver. 4.75V
≤ VCC ≤5.25V. Connect to output of switch-
ing regulator.
D1 (Pin 9): TTL Level Driver 1 Input.
D2 (Pin 10): TTL Level Driver 2 Input.
D3 (Pin 11): TTL Level Driver 3 Input.
R1 (Pin 12): CMOS Level Receiver 1 Output with Pull-Up
to VIN when Three-Stated.
R2 (Pin 13): CMOS Level Receiver 2 Output with Pull-Up
to VIN when Three-Stated.
R3 (Pin 14): CMOS Level Receiver 3 Output with Pull-Up
to VIN when Three-Stated.
M0 (Pin 15): TTL Level Mode Select Input 0 with Pull-Up
to VIN. See Table 1.
M1 (Pin 16): TTL Level Mode Select Input 1 with Pull-Up
to VIN. See Table 1.
VIN (Pin 17): Input Supply Pin. Input supply to transceiver.
3V
≤VIN ≤ 3.6V. Connect to Pin 3.
M2 (Pin 18): TTL Level Mode Select Input 2 with Pull-Up
to VIN. See Table 1.
DCE/DTE (Pin 19): TTL Level Mode Select Input with
Pull-Up to VIN. See Table 1.
R3 B (Pin 20): Receiver 3 Noninverting Input.
R3 A (Pin 21): Receiver 3 Inverting Input.
R2 B (Pin 22): Receiver 2 Noninverting Input.
R2 A (Pin 23): Receiver 2 Inverting Input.
D3/R1 B (Pin 24): Receiver 1 Noninverting Input and
Driver 3 Noninverting Output.
D3/R1 A (Pin 25): Receiver 1 Inverting Input and Driver 3
Inverting Output.
D2 B (Pin 26): Driver 2 Noninverting Output.
D2 A (Pin 27): Driver 2 Inverting Output.
D1 B (Pin 28): Driver 1 Noninverting Output.
D1 A (Pin 29): Driver 1 Inverting Output.
GND (Pin 30): Transceiver Ground.
VEE (Pin 31): Generated Negative Supply Voltage. Connect
a 3.3
F capacitor to GND.
C2 – (Pin 32): Capacitor C2 Negative Terminal. Connect a
1
F capacitor between C2+ and C2–.
C2 + (Pin 33): Capacitor C2 Positive Terminal. Connect a
1
F capacitor between C2+ and C2–.
SGND (Pin 34): Boost Switching Regulator Signal Ground.
Tie PGND to SGND.
FB (Pin 35): Boost Switching Regulator Feedback Pin.
Reference voltage is 1.255V. Connect resistive divider tap
here. Minimize trace area at FB.
SW (Pin 36): Boost Switching Regulator Switch Pin.
Connect inductor/diode here. Minimize trace area at this
pin to reduce EMI.
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| LTC2846CG#PBF | 功能描述:IC TXRX 3.3V MULTIPROTCOL 36SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 類型:線路收發(fā)器 驅(qū)動器/接收器數(shù):5/3 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:Digi-Reel® 產(chǎn)品目錄頁面:918 (CN2011-ZH PDF) 其它名稱:296-25096-6 |
| LTC2846CG#TR | 功能描述:IC TXRX 3.3V MULTIPROTCOL 36SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR) |
| LTC2846CG#TRPBF | 功能描述:IC TXRX 3.3V MULTIPROTCOL 36SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR) |
| LTC2846IG | 功能描述:IC TXRX 3.3V MULTIPROTCOL 36SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):2/2 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR) |
| LTC2846IG#PBF | 功能描述:IC TXRX 3.3V MULTIPROTCOL 36SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器，接收器，收發(fā)器 系列:- 產(chǎn)品培訓(xùn)模塊:RS-232 & USB Transceiver 標(biāo)準(zhǔn)包裝:2,000 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):1/1 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:16-SSOP 包裝:帶卷 (TR) 其它名稱:296-19849-2 |
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