STMPE821QTR STMicroelectronics, STMPE821QTR Datasheet - Page 16

• Manufacturer Part Number: STMPE821QTR
• Description: IC CTLR TOUCH KEY 8CH CAP 16-QFN
• Manufacturer: STMicroelectronics
• Type: Capacitiver

Specifications of STMPE821QTR

• Number Of Inputs/keys: 8 Key
• Data Interface: I²C
• Voltage - Supply: 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Voltage Supply Source: Single Supply
• Resolution: 7 bit to 10 bit
• Interface Type: I2C
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Channels: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sampling Rate (per Second): -
• Resolution (bits): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-8826-2

System and identification registers
5
Table 6.
CHIP_ID_x
Address:
Type:
Description:
16/50
Address
0x00
0x01
0x02
0x03
0x04
System and identification registers
System and identification registers map
CHIP_ID_0
CHIP_ID_1
ID_VER
SYS_CFG_1
SYS_CFG_2
Register name
0x00, 0x01
R
8-bit device identification
Bit
8
8
8
8
8
Doc ID 14478 Rev 5
Type
R/W
R/W
R
R
R
Reset
0xEF
0x08
0x21
0x0F
0x00
Device identification
Device
identification
Device
identification
Revision number
System
configuration 1
System
configuration 2
Function
STMPE821