RE46C190S16F Microchip Technology, RE46C190S16F Datasheet - Page 20

• Manufacturer Part Number: RE46C190S16F
• Description: MOSFET & Power Driver ICs 3V E-Cal Photo S.D. IC
• Manufacturer: Microchip Technology
• Type: CMOS Photoelectric Smoke Detector ASIC with Interconnect and Timer Moder

Specifications of RE46C190S16F

• Product: Driver ICs - Various
• Supply Voltage (max): 5 V
• Supply Voltage (min): 2 V
• Supply Current: 1 uA
• Maximum Operating Temperature: + 60 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 10 C
• Output Current: - 4 mA
• Output Voltage: 8.5 V
• Package / Case: SOIC-16
• Input Voltage: 5V
• Ic Output Type: Open Drain
• Sensor Case Style: SOIC
• No. Of Pins: 16
• Supply Voltage Range: 2V To 5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RE46C190
REGISTER 4-1:
The minimum pulse width for FEED is 10 µs, while the
minimum pulse width for TEST is 100 µs. For example,
for the following options, the sequence would be:
FIGURE 4-2:
DS22271A-page 20
bit 9-5
bit 4-0
data -
bit
Photo Amp Gain Factor = 1
Integration Time
IRED Current
Low Battery Trip
Long Term Drift, Low Battery Hush and EOL are all
disabled
Hush Option
Tone Select
TEST2
TEST
FEED
IO
Min Tsetup2 = 2 µs
- 25 26 27 28 29 30 31 32 33 34 35 36 37 38
V
V
V
V
V
V
V
V
DD
SS
DD
SS
BST
SS
DD
SS
0 0 0 1 1 0 0 0 1 0 0 0 0 1
bit 25
CTL<4:0>: Chamber Test Limits bits
00000 = 0
00001 = 1
•
•
•
11110 = 30
11111 = 31
LTD<4:0>: Long Term Drift Sample bits
00000 = 0
00001 = 1
•
•
•
11110 = 30
11111 = 31
bit 26
Min Tsetup1 = 1 µs
CONFIGURATION AND CALIBRATION SETTINGS REGISTER (CONTINUED)
Timing Diagram for Mode T0.
bit 27
= 200 µs
= 100 mA
= 2.2V
= Never Cancel
= Temporal
bit 28
Min Thold1 = 1 µs
bit 29
bit 30
(Section
bit 31
(Section
Min PW1 = 10us
bit 32
3.3)
4.
5.
3.9)
bit 33
After shifting in data, pull IO input to V
V
shift register contents into the memory.
If any changes are required, power down the
part and return to
reentered.
SS
(minimum pulse width of 10 ms) to store
bit 34
Min T1 = 20 µs
bit 35
Step
 2010 Microchip Technology Inc.
bit 36
1. All bit values must be
bit 37
bit 38
Min Td1 = 2 µs
DD
Min PW2 = 10 ms
, then
…