ST7232AK1 STMicroelectronics, ST7232AK1 Datasheet - Page 144

• Manufacturer Part Number: ST7232AK1
• Description: 8-BIT MCU WITH 8K FLASH/ROM, ADC, 4 TIMERS, SPI, SCI INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST7232AK1

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators and bypass for external clock
• Four Power Saving Modes: Halt, Active-Halt, Wait and Slow
• Main Clock Controller With: Real time base, Beep and Clock-out capabilities
• Two 16-bit Timers With: 2 input captures, 2 output compares, PWM and pulse generator modes

ST7232A
13.3 SOLDERING INFORMATION
In accordance with the RoHS European directive,
all STMicroelectronics packages will be converted
in 2005 to lead-free technology, named ECO-
PACK
PCN CRP/04/744 "Lead-free Conversion Program
- Compliance with RoHS", issued November 18th,
2004).
■
■
Table 26. Soldering Compatibility (wave and reflow soldering process)
* Assemblers must verify that the Pb-package maximum temperature (mentioned on the Inner box label)
is compatible with their Lead-free soldering process.
144/157
1
SDIP & PDIP
TQFP and SO
ECOPACK
to the JEDEC STD-020B compliant soldering
profile.
Detailed information on the STMicroelectronic
ECOPACK
www.st.com/stonline/leadfree/,
technical Application notes covering the main
technical
conversion
AN2036).
Package
TM
(for a detailed roadmap, please refer to
TM
TM
aspects
(AN2033,
packages are qualified according
transition program is available on
Sn (pure Tin)
NiPdAu (Nickel-palladium-Gold)
related
Plating material devices
AN2034,
with
to
lead-free
AN2035,
specific
Backward and forward compatibility:
The main difference between Pb and Pb-free sol-
dering process is the temperature range.
– ECOPACK
– TQFP, SDIP and SO Pb-packages are compati-
are fully compatible with Lead (Pb) containing
soldering process (see application note AN2034)
ble with Lead-free soldering process, neverthe-
less it's the customer's duty to verify that the Pb-
packages maximum temperature (mentioned on
the Inner box label) is compatible with their Lead-
free soldering temperature.
Pb solder paste
Yes
Yes
TM
TQFP, SDIP and SO packages
Pb-free solder paste
Yes *
Yes *