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| 型號： | TMP435ADGST |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO10 |
| 封裝： | GREEN, PLASTIC, MSOP-10 |
| 文件頁數(shù)： | 8/31頁 |
| 文件大?。?/td> | 477K |
| 代理商： | TMP435ADGST |
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SBOS495A – MARCH 2010 – REVISED APRIL 2010
www.ti.com
Table 5. Configuration Register 1 Bit Descriptions
CONFIGURATION REGISTER 1
(Read = 03h, Write = 09h, POR = 00h)
BIT
NAME
FUNCTION
POWER-ON RESET VALUE
0 = ALERT Enabled
7
MASK
0
1 = ALERT Masked
0 = Run
6
SD
0
1 = Shut Down
0 = ALERT Mode
5
AL/TH
0
1 = THERM Mode
4, 3
Reserved
—
0
0 = 0°C to +127°C
2
Temperature Range
0
1 =
55°C to +150°C
1, 0
Reserved
—
0
The
LEN
bit
enables
the
local
temperature
Configuration Register 2
measurement channel. If LEN = '1', the local channel
is enabled; if LEN = '0', the local channel is disabled.
Configuration
Register
2
(pointer
address
1Ah)
controls which temperature measurement channels
The
REN
bit
enables
external
temperature
are enabled and whether the external channels have
measurement channel 1 (connected to pins 1 and 2.)
the resistance correction feature enabled or not.
If REN = '1', the external channel is enabled; if REN =
'0', the external channel is disabled.
The RC bit enables the resistance correction feature
for the external temperature channels. If RC = '1',
The temperature measurement sequence is local
series resistance correction is enabled; if RC = '0',
channel, external channel 1, shutdown, and delay (to
resistance
correction
is
disabled.
Resistance
set conversion rate, if necessary). The sequence
correction should be enabled for most applications.
starts over with the local channel. If any of the
However, disabling the resistance correction may
channels are disabled, they are skipped in the
yield slightly improved temperature measurement
sequence.
summarizes
the
bits
of
noise performance, and reduce conversion time by
Configuration Register 2.
about 50%, which could lower power consumption
when conversion rates of two per second or less are
selected.
space
Table 6. Configuration Register 2 Bit Descriptions
CONFIGURATION REGISTER 2
(Read/Write = 1A, POR = 1Ch)
BIT
NAME
FUNCTION
POWER-ON RESET VALUE
7, 6, 5
Reserved
—
0
0 = External channel 1 disabled
4
REN
1
1 = External channel 1 enabled
0 = Local channel disabled
3
LEN
1
1 = Local channel enabled
0 = Resistance correction
disabled
2
RC
1
1 = Resistance correction
enabled
1, 0
Reserved
—
0
16
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TMP435
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