MAXQ615-F00+ Maxim Integrated, MAXQ615-F00+ Datasheet - Page 16

• Manufacturer Part Number: MAXQ615-F00+
• Description: 16-bit Microcontrollers - MCU MICRO 16PIN
• Manufacturer: Maxim Integrated

Specifications of MAXQ615-F00+

• Rohs: yes
• Core: MAXQ20S
• Processor Series: MAXQ615
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 20 MHz
• Program Memory Size: 48 KB
• Data Ram Size: 2 KB
• Operating Supply Voltage: 2.4 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TQFN-16
• Mounting Style: SMD/SMT
• Interface Type: I2C, SPI
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 12
• Number Of Timers: 3
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.4 V
• Part # Aliases: 90-M3900+F00

Figure 6. Stop Mode Power-Fail Detection States with Power-Fail Monitor Enabled
Table 3. Stop Mode Power-Fail Detection States with Power-Fail Monitor Enabled
Maxim Integrated
STATE
C
D
A
B
E
F
INTERNAL RESET
(ACTIVE HIGH)
POWER-FAIL
(Periodically)
V
V
V
PFW
POR
RST
On
On
On
On
On
Off
STOP
V
DD
REGULATOR
A
INTERNAL
Off
Off
On
Off
Off
Off
B
t < t
PFW
16-Bit MAXQ Microcontroller with
OSCILLATOR
CRYSTAL
t R t
Off
Off
On
Off
Off
Off
PFW
C
RETENTION
SRAM
Yes
Yes
Yes
Yes
Yes
—
Application enters stop mode.
V
CPU in stop mode.
Power drop too short.
Power-fail not detected.
V
Power-fail warning detected.
Turn on regulator and crystal.
Crystal warmup time, t
Exit stop mode.
Application enters stop mode.
V
CPU in stop mode.
V
Power-fail detected.
CPU goes into reset.
Power-fail monitor is turned on periodically.
V
Device held in reset. No operation allowed.
Hardware Multiplier
DD
RST
DD
POR
DD
> V
> V
< V
< V
< V
RST
RST
POR
DD
DD
.
.
.
D
< V
< V
PFW
RST
COMMENTS
.
.
XTAL_RDY
t R t
PFW
MAXQ615
E
.
F
16