CP2400 SILABS [Silicon Laboratories], CP2400 Datasheet - Page 16

• Manufacturer Part Number: CP2400
• Description: 128/64 SEGMENT LCD DRIVER
• Manufacturer: SILABS [Silicon Laboratories]

CP2400/1/2/3
Table 3.4. Power Management Electrical Specifications
V
Table 3.5. Internal Oscillator Electrical Characteristics
V
Table 3.6. LCD Electrical Characteristics
V
16
Table 3.3. Reset Electrical Characteristics
V
RAM Preservation Mode Wake-Up
Time
ULP Mode Wake-Up Time (from
the falling edge of NSS/PWR to
the reset complete interrupt)
Oscillator Frequency
Oscillator Supply Current (from V
Parameter
Charge Pump Output Voltage Error
RST Input High Voltage
RST Input Low Voltage
RST Input Pullup Current
V
Power on Reset Delay (T
from Start of Ramp until the Reset
Complete Interrupt
Required RST Low Time to
guarantee a System Reset (T
Startup Delay from Reset De-
asserted until the Reset Complete
Interrupt (T
Notes:
DD
DD
DD
DD
DD
1. There is no restriction on VDD ramp time if the RST pin is toggled at the end of the ramp.
2. If the
= 1.8 to 3.6 V, –40 to +85 °C unless otherwise specified.
= 1.8 to 3.6 V; T
= 1.8 to 3.6 V; T
= 1.8 to 3.6 V, –40 to +85 °C unless otherwise specified.
Ramp Time for Power On
STARTUP
RST pin is held low for a shorter time period, a device reset may occur.
Parameter
Parameters
Parameter
A
A
= –40 to +85 °C unless otherwise specified; Using factory-calibrated settings.
= –40 to +85 °C unless otherwise specified.
)
PORDelay
RST
1
DD
)
)
)
From the falling edge of CLK until
host interface ready
Port Match or SmaRTClock Wakeup
NSS/PWR Pin Wakeup
V
RST = 0 V, V
RST = 0 V, V
DD
Ramp from 0–1.8 V
V
V
V
V
Conditions
See Note 2
–40 to +85 °C,
Pin Reset
DD
DD
DD
DD
Conditions
Conditions
Rev. 1.0
Conditions
= 1.8–3.6 V
= 1.8 V
= 3.0 V
= 3.6 V
25 °C
DD
DD
= 1.8 V
= 3.6 V
0.7 x V
Min
15
—
—
—
—
—
—
—
—
Min
15
—
DD
Min
Min
3
7
—
1200
Typ
660
575
Typ
20
90
—
—
—
—
20
50
4
Typ
Typ
±30
10
—
—
0.3 x V
Max
25
Max
—
Max
900
100
Max
30
—
—
—
—
—
—
1
4
8
DD
Units
Units
UNITS
Cycles
MHz
Units
mV
RTC
µA
µA
ms
µs
µs
µs
ns
V
V