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參數(shù)資料
| 型號(hào)： | TPIC8300IPWRQ1 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 模擬信號(hào)調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO16 |
| 封裝： | PLASTIC, TSSOP-16 |
| 文件頁數(shù)： | 35/47頁 |
| 文件大?。?/td> | 546K |
| 代理商： | TPIC8300IPWRQ1 |
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SLDS171 – NOVEMBER 2009
www.ti.com
ELECTRICAL CHARACTERISTICS – Data Input-Output (DI/DO)
Vdd = Vcc = VccA = 5 V +5%/–10%, TA = –40°C to 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Data Input-Output (DI/DO)
LD
Data length
Word length
10
Bits
VDOL
Output low level
Isink = 5 mA
0.1 Vcc
V
VDOH
Output high level
External pullup
0.9 Vcc
V
CDIO
Capacitive load
No Oscillation
1000
pF
Isink2
Output sink current
Rx mode, High impedance (Z state)
0
1
μA
DOH
Output high clamp
1023
DOL
Output low clamp
0
DOER
Accuracy
Include life-time drift
-1
1
%FS
VDIL
Input low level
0.3 Vcc
V
VDIH
Input high level
0.7 Vcc
V
RDI1
Input resistance
Pullup / DI = 2.5 V / 0 V
30
50
70
k
ID1
Input leakage
DI = Vcc
1
μA
DO rise / fall time for 500
TRFDO1(1)
fosc = 2.458 MHz, C = 1 nF, CONFBPS < 8
4.7
μs
to 2250 baud rate
DO rise / fall time for 2500
TRFDO2(1)
fosc = 2.458 MHz, C = 1 nF, CONFBPS > 7
1
μs
to 38.4k baud rate
Data Input-Output Tx, Rx requirements
fosc
Internal clock frequency
TA = -40, 85°C, REFI = 10 k
2.25
2.4575
2.65
MHz
Internal communication
fcomclk
fosc = 2.458 MHz, At TST1 in test mode
BR(2) × 16
Hz
clock frequency
tstrto
Start bit output time
fosc = 2.458 MHz
1/ baud rate
ms
8 / (BR(2) × 16)
tstrt1
Start bit decision time
fosc = 2.458 MHz
ms
16 / (BR(2) × 16)
tstpo
Stop bit
fosc = 2.458 MHz
1/ BR(2)
ms
8 / (BR(2) × 16)
tstpi
Stop bit decision time
fosc = 2.458 MHz
ms
16 / (BR(2) × 16)
trxtx
RX-TX interval
fosc = 2.458 MHz
1
1.5 2
bit
ttxtx
TX-TX interval
fosc = 2.458 MHz
1.5
2 2.5
bit
(1)
External R and C need to be chosen so that total communication speed error is less than (4.5% - system error ).
(2)
BR = baud rate
ELECTRICAL CHARACTERISTICS – REFI
Vdd = Vcc = VccA = 5 V +5%/–10%, TA = –40°C to 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VREFI
Voltage across REFI pin
R = 10 k
1.425
1.5
1.575
V
IREFI
Current out of REFI pin
R = 10 k
142.5
150
157.5
μA
CREFI
Maximum capacitance
20
pF
40
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TPIC83000-Q1
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