ADNS-7550 Avago Technologies US Inc., ADNS-7550 Datasheet - Page 12

• Manufacturer Part Number: ADNS-7550
• Description: Optical Mouse Sensor,DIP
• Manufacturer: Avago Technologies US Inc.

Specifications of ADNS-7550

• Mounting Style: Through Hole
• Termination Style: Solder Pin
• Supply Voltage: 5 V
• Operating Temperature Range: 0 C to + 40 C
• Product: Optical
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 516-2180; ADNS-7550

AC Electrical Specifications
Electrical Characteristics over recommended operating conditions. (Typical values at 25 °C, VDD=5.0V, VDDIO= 2.8V)
Parameter
Motion delay
after reset
Shutdown
Wake from
shutdown
MISO rise time
MISO fall time
MISO delay
after SCLK
MISO hold time
MOSI hold time
MOSI setup time
SPI time between
write commands
SPI time between
write and read
commands
SPI time between
read and subsequent
commands
SPI read address
-data delay
NCS inactive after
motion burst
NCS to SCLK active
SCLK to NCS inactive
(for read operation)
SCLK to NCS inactive
(for write operation)
NCS to MISO high-Z
MOTION rise time
MOTION fall time
Transient Supply
Current
12
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
I
DDT
MOT-RST
STDWN
WAKEUP
r-MISO
f-MISO
DLY-MISO
hold-MISO
hold-MOSI
setup-MOSI
SWW
SWR
SRW
SRR
SRAD
BEXIT
NCS-SCLK
SCLK-NCS
SCLK-NCS
NCS-MISO
r-MOTION
f-MOTION
Minimum Typical
23
0.5
200
120
30
20
500
4
500
120
120
20
150
150
150
150
Maximum
23
50
300
300
120
1/f
500
300
300
45
SCLK
Units
ms
ms
ms
ns
ns
ns
us
ns
ns
μs
μs
ns
μs
ns
ns
ns
us
ns
ns
ns
mA
Notes
From SW_RESET register write to valid motion,
assuming motion is present
From Shutdown mode active to low current
From Shutdown mode inactive to valid motion.
Notes: A RESET must be asserted after a shutdown.
Refer to section “Notes on Shutdown also note
t
C
C
From SCLK falling edge to MISO data valid, no load
conditions
Data held until next falling SCLK edge
Amount of time data is valid after SCLK rising edge
From data valid to SCLK rising edge
From rising SCLK for last bit of the first data byte, to
rising SCLK for last bit of the second data byte.
From rising SCLK for last bit of the first data byte, to
rising SCLK for last bit of the second address byte.
From rising SCLK for last bit of the first data byte, to
falling SCLK for the first bit of the address byte of
the next command.
From rising SCLK for last bit of the address byte, to
falling SCLK for first bit of data being read.
Minimum NCS inactive time after motion burst
before next SPI usage
From NCS falling edge to first SCLK rising edge
From last SCLK rising edge to NCS rising edge, for
valid MISO data transfer
From last SCLK rising edge to NCS rising edge, for
valid MOSI data transfer
From NCS rising edge to MISO high-Z state
C
C
Max supply current during a VDD ramp from 0 to
2.8V
MOT-RST
L
L
L
L
= 100pF
= 100pF
= 100pF
= 100pF