STM8L151K6U3 STMICROELECTRONICS [STMicroelectronics], STM8L151K6U3 Datasheet - Page 94

• Manufacturer Part Number: STM8L151K6U3
• Description: 8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Package characteristics
9.2
Table 53.
1. Thickness valid for the WFQFPN28 package in the sampling phase. In the production phase, the UFQFPN28 package will
2. Values in inches are converted from mm and rounded to 4 decimal digits.
94/101
1. Drawing is not to scale.
Figure 21. WFQFPN28 – 28-lead very very thin fine
be used with a thickness equal to 0.6 mm.
Dim.
A
ddd
A1
A3
L1
L2
D
E
N
b
e
(1)
Package mechanical data
WFQFPN28 – 28-lead very very thin fine pitch quad flat no-lead package (4 x 4),
package mechanical data
pitch quad flat no-lead package outline
(4 x 4)
L2
b
A3
7
1
(1)
0.18
0.25
Min
28
0.7
0.3
0
e
D
14
22
A1
0.75
0.02
0.25
0.35
0.08
mm
Typ
0.2
0.5
0.4
4
4
15
21
L1
e
A
(1)
Doc ID 15962 Rev 2
E
ddd
ddd
0.05
0.45
Max
0.8
0.3
0.5
DG_ME b
Number of pins
28
Figure 22. Recommended footprint
0.0276
0.0071
0.0098
0.0118
Min
0
(dimensions in mm)
STM8L151xx, STM8L152xx
inches
0.0295
0.0008
0.0079
0.0098
0.1575
0.1575
0.0197
0.0138
0.0157
0.0031
Typ
(2)
0.0315
0.0118
0.0177
0.0197
0.002
Max
(1)