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STM6522AAAADG6F

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P25
January 2012 Doc ID 17045 Rev 3 1/25
1
STM6522
Dual push-button
Smart Reset™ with capacitor-adjustable setup delay
Features
■ Dual Smart Reset™ push-button inputs with
capacitor-adjustable extended reset setup
delay (t
SRC
)
■ No power-on reset
■ Dual RST output, active-low, open-drain
■ Fixed Smart Reset™ input logic voltage levels
■ Broad operating voltage range 1.65 V to 5.5 V,
inactive reset output levels valid down to 1.0 V
■ Low supply current (1.5 µA)
■ Operating temperature:
industrial grade –40 °C to +85 °C
■ TDFN8 package: 2 mm x 2 mm x 0.75 mm
■ RoHS compliant
Applications
■ Mobile phones, smartphones
■ e-books
■ MP3 players
■ Games
■ Portable navigation devices
■ Any application that requires delayed reset
push-button(s) response for improved system
stability
TDFN8 (DG)
2 mm x 2 mm
www.st.com
Contents STM6522
2/25 Doc ID 17045 Rev 3
Contents
1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1 Power supply (V
CC
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.2 Ground (V
SS
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.3 Primary Smart Reset™ input (SR0
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.4 Secondary Smart Reset™ input (SR1
) . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.5 Adjustable delay of Smart Reset™ (SRC pin) . . . . . . . . . . . . . . . . . . . . . 10
2.6 Reset output (RST1
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.7 Reset output (RST2
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3 Typical operating characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5 DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
6 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
7 Package footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
8 Tape and reel information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
9 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
10 Package marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
11 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
STM6522 List of tables
Doc ID 17045 Rev 3 3/25
List of tables
Table 1. Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Table 2. t
SRC
programmed by an ideal external capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Table 3. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 4. Operating and measurement conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Table 5. DC and AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Table 6. TDFN – 8-lead 2 x 2 x 0.75 mm, 0.5 mm pitch package mechanical data . . . . . . . . . . . . . 17
Table 7. Parameters for landing pattern - TDFN – 8-lead 2 x 2 mm package . . . . . . . . . . . . . . . . . 18
Table 8. Carrier tape dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 9. Reel dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 10. Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 11. Package marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 12. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P25

STM6522AAAADG6F

Mfr. #:
Buy STM6522AAAADG6F
Manufacturer:
STMicroelectronics
Description:
Supervisory Circuits Smart Reset Cap Adjust Setup Delay
Lifecycle:
New from this manufacturer.
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