STMPE821QTR STMicroelectronics, STMPE821QTR Datasheet - Page 2

• 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

Schematic circuits
1
Figure 1.
2/5
PB2_TRESET
S0_CH_UP
S1_VOL++
S2_BRGH
TK_LED5
TK_LED4
TK_LED3
TK_LED2
Schematic circuits
Control and LED display
31
32
33
34
35
36
37
38
39
40
S_IN_2
S_IN_1
S_IN_0
RESET_N
ID_1
ID_0
GPIO_5
GPIO_4
GPIO_3
GPIO_2
S_IN_10
S_IN_11
GPIO_6
GPIO_7
GPIO_8
GPIO_9
S_IN_9
S_REF
GND
V33
20
19
18
17
16
15
14
13
12
11
TK_LED6
TK_LED7
IO8
IO9
Doc ID 16073 Rev 1
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
C25 NOT TO BE MOUNTED
STEVAL-ICB003V1
GND
1
1
1
1
S7_RESTORE
1
1
S6_WSENSOR
1
1
1
S4_CH_DN
S0_CH_UP
S1_VOL++
S5_DEMO
S2_BRGH
S3_VOL--
AM05054v1