Datasheet > EPC4

EPC4

更新时间： 2022-12-28 03:35:18

品牌	Logo	应用领域
阿尔特拉 - ALTERA		静态存储器
页数	文件大小	规格书
36页	470K
描述
SRAM-Based LUT Devices

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数据手册

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EPC4 数据手册

Configuration Devices for SRAM-based LUT Devices Data Sheet

Tables 20 through 24 show the device configuration parameters for

APEX II, APEX 20K, Mercury, ACEX 1K, or FLEX devices.

Table 20. ACEX 1K, FLEX 10K & FLEX 6000 Device Configuration Parameters Using EPC2 Devices at 5.0-V

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

t_CE

OEhigh to first clock delay

OEhigh to data output enabled

DCLKto data out delay

200

t_OEZX

t_CO

t_MCH

DCLKhigh time for the first device in the

configuration chain

t_MCL

DCLKlow time for the first device in the

configuration chain

f_CK

Clock frequency

6.7

16.7

MHz

t_SCH

t_SCL

t_CASC

t_CCA

f_CDOE

t_OEC

t_NRCAS

t_NRR

DCLKhigh time for subsequent devices

DCLKlow time for subsequent devices

CLKrising edge to nCASC

nCSto nCASCcascade delay

CLKto data enable/disable

OElow to CLKdisable delay

OElow (reset) to nCASCdelay

OElow time (reset) minimum

100

Table 21. ACEX 1K, APEX 20K, APEX II, FLEX 10K & Mercury Device Configuration Parameters Using EPC2

Devices at 3.3-V

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

t_CE

OEhigh to first clock delay

OEhigh to data output enabled

DCLKto data out delay

300

t_OEZX

t_CO

t_MCH

DCLKhigh time for the first device in the

configuration chain

100

t_MCL

DCLKlow time for the first device in the

100

configuration chain

f_CK

Clock frequency

7.7

12.5

MHz

t_SCH

t_SCL

t_CASC

t_CCA

f_CDOE

t_OEC

t_NRCAS

t_NRR

DCLKhigh time for subsequent devices

DCLKlow time for subsequent devices

CLKrising edge to nCASC

nCSto nCASCcascade delay

CLKto data enable/disable

OElow to CLKdisable delay

OElow (reset) to nCASCdelay

OElow time (reset) minimum

100

Altera Corporation

1...29 30 313233 34 35 36

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