5M1270ZT144C4N Altera, 5M1270ZT144C4N Datasheet - Page 124

• Manufacturer Part Number: 5M1270ZT144C4N
• Description: ALTERA
• Manufacturer: Altera
• Series: MAX® Vr

Specifications of 5M1270ZT144C4N

• Programmable Type: In System Programmable
• Delay Time Tpd(1) Max: 6.2ns
• Voltage Supply - Internal: 1.71 V ~ 1.89 V
• Number Of Logic Elements/blocks: 1270
• Number Of Macrocells: 980
• Number Of Gates: -
• Number Of I /o: 114
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Lead Free Status / Rohs Status: Vendor undefined / RoHS Compliant

7–22
Figure 7–18. Timing Waveform for the ALTUFM_I2C Megafunction
Table 7–6. I2C Interface Timing Specification
MAX V Device Handbook
F
t
t
t
t
t
t
t
t
t
SCL:SDA
BUF
HD:STA
SU:STA
LOW
HIGH
HD:DAT
SU:DAT
SU:STO
SCL
Symbol
SDA
SCL
t
SU:STA
SCL clock frequency
SCL going low to SDA data out
Bus free time between a stop and start condition
(Repeated) start condition hold time
(Repeated) start condition setup time
SCL clock low period
SCL clock high period
SDA data in hold time
SDA data in setup time
STOP condition setup time
ALTUFM_I2C Interface Timing Specification
Figure 7–18
read/write mode.
Table 7–6
megafunction read/write mode.
Table 7–7. UFM Write Cycle Time
Table 7–8. UFM Erase Cycle Time
Write Cycle Time
Sector Erase
Cycle Time
Full Erase Cycle
Time
Parameter
Parameter
t
HD:STA
t
LOW
through
shows the timing waveform for the ALTUFM_I2C megafunction
Parameter
Table 7–8
t
HIGH
t
HD:DAT
Min
Min
—
—
—
t
list the timing specification needed for the ALTUFM_I2C
SCLSDA
t
SU:DAT
1,002
Max
Max
110
501
Min
4.7
4.7
4.7
—
—
20
4
4
0
4
Chapter 7: User Flash Memory in MAX V Devices
t
SU:STO
Unit
Unit
ms
ms
µs
January 2011 Altera Corporation
Max
100
15
—
—
—
—
—
—
—
—
Software Support for UFM Block
t
BUF
Unit
kHz
ns
µs
µs
µs
µs
µs
ns
ns
ns